Номер 4, страница 149 - гдз по химии 8 класс учебник Оспанова, Аухадиева

Химия, 8 класс Учебник, авторы: Оспанова Мейрамкуль Кабылбековна, Аухадиева Кырмызы Сейсенбековна, Белоусова Татьяна Геннадьевна, издательство Мектеп, Алматы, 2018, радужного цвета

Авторы: Оспанова М. К., Аухадиева К. С., Белоусова Т. Г.

Тип: Учебник

Издательство: Мектеп

Год издания: 2018 - 2026

Цвет обложки: радужный

ISBN: 978-601-07-0958-4

Глава XI. Основные классы неорганических соединений. Параграф 42. Оксиды. Задачи - номер 4, страница 149.

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                          #table: "terms"
                          #primaryKey: "id"
                          #keyType: "int"
                          +incrementing: false
                          #with: []
                          #withCount: []
                          +preventsLazyLoading: false
                          #perPage: 15
                          +exists: true
                          +wasRecentlyCreated: false
                          #escapeWhenCastingToString: false
                          #attributes: array:6 [
                            "id" => 6996
                            "created_at" => "2026-04-08 17:28:58"
                            "updated_at" => null
                            "name" => "Мектеп"
                            "field_cases" => array:6 [ …6]
                            "field_translit" => "mektep"
                          ]
                          #original: array:6 [
                            "id" => 6996
                            "created_at" => "2026-04-08 17:28:58"
                            "updated_at" => null
                            "name" => "Мектеп"
                            "field_cases" => array:6 [ …6]
                            "field_translit" => "mektep"
                          ]
                          #changes: []
                          #casts: []
                          #classCastCache: []
                          #attributeCastCache: []
                          #dateFormat: null
                          #appends: []
                          #dispatchesEvents: []
                          #observables: []
                          #relations: []
                          #touches: []
                          +timestamps: true
                          +usesUniqueIds: false
                          #hidden: []
                          #visible: []
                          #fillable: []
                          #guarded: array:1 [
                            0 => "*"
                          ]
                        }
                      ]
                      #escapeWhenCastingToString: false
                    }
                    "field_author" => Illuminate\Database\Eloquent\Collection {#1099
                      #items: array:3 [
                        0 => App\Models\Term {#1100
                          #connection: "mysql"
                          #table: "terms"
                          #primaryKey: "id"
                          #keyType: "int"
                          +incrementing: false
                          #with: []
                          #withCount: []
                          +preventsLazyLoading: false
                          #perPage: 15
                          +exists: true
                          +wasRecentlyCreated: false
                          #escapeWhenCastingToString: false
                          #attributes: array:12 [
                            "id" => 7170
                            "created_at" => "2026-04-08 17:28:58"
                            "updated_at" => null
                            "name" => "Оспанова"
                            "field_bio" => null
                            "field_degree_rp" => null
                            "field_foreign_lang_name" => null
                            "field_foreign_lang_patronymic" => null
                            "field_foreign_lang_surname" => null
                            "field_name" => "Мейрамкуль"
                            "field_patronymic" => "Кабылбековна"
                            "field_surname_rp" => null
                          ]
                          #original: array:12 [
                            "id" => 7170
                            "created_at" => "2026-04-08 17:28:58"
                            "updated_at" => null
                            "name" => "Оспанова"
                            "field_bio" => null
                            "field_degree_rp" => null
                            "field_foreign_lang_name" => null
                            "field_foreign_lang_patronymic" => null
                            "field_foreign_lang_surname" => null
                            "field_name" => "Мейрамкуль"
                            "field_patronymic" => "Кабылбековна"
                            "field_surname_rp" => null
                          ]
                          #changes: []
                          #casts: []
                          #classCastCache: []
                          #attributeCastCache: []
                          #dateFormat: null
                          #appends: []
                          #dispatchesEvents: []
                          #observables: []
                          #relations: []
                          #touches: []
                          +timestamps: true
                          +usesUniqueIds: false
                          #hidden: []
                          #visible: []
                          #fillable: []
                          #guarded: array:1 [
                            0 => "*"
                          ]
                        }
                        1 => App\Models\Term {#1101
                          #connection: "mysql"
                          #table: "terms"
                          #primaryKey: "id"
                          #keyType: "int"
                          +incrementing: false
                          #with: []
                          #withCount: []
                          +preventsLazyLoading: false
                          #perPage: 15
                          +exists: true
                          +wasRecentlyCreated: false
                          #escapeWhenCastingToString: false
                          #attributes: array:12 [
                            "id" => 7171
                            "created_at" => "2026-04-08 17:28:58"
                            "updated_at" => null
                            "name" => "Аухадиева"
                            "field_bio" => null
                            "field_degree_rp" => null
                            "field_foreign_lang_name" => null
                            "field_foreign_lang_patronymic" => null
                            "field_foreign_lang_surname" => null
                            "field_name" => "Кырмызы"
                            "field_patronymic" => "Сейсенбековна"
                            "field_surname_rp" => null
                          ]
                          #original: array:12 [
                            "id" => 7171
                            "created_at" => "2026-04-08 17:28:58"
                            "updated_at" => null
                            "name" => "Аухадиева"
                            "field_bio" => null
                            "field_degree_rp" => null
                            "field_foreign_lang_name" => null
                            "field_foreign_lang_patronymic" => null
                            "field_foreign_lang_surname" => null
                            "field_name" => "Кырмызы"
                            "field_patronymic" => "Сейсенбековна"
                            "field_surname_rp" => null
                          ]
                          #changes: []
                          #casts: []
                          #classCastCache: []
                          #attributeCastCache: []
                          #dateFormat: null
                          #appends: []
                          #dispatchesEvents: []
                          #observables: []
                          #relations: []
                          #touches: []
                          +timestamps: true
                          +usesUniqueIds: false
                          #hidden: []
                          #visible: []
                          #fillable: []
                          #guarded: array:1 [
                            0 => "*"
                          ]
                        }
                        2 => App\Models\Term {#1102
                          #connection: "mysql"
                          #table: "terms"
                          #primaryKey: "id"
                          #keyType: "int"
                          +incrementing: false
                          #with: []
                          #withCount: []
                          +preventsLazyLoading: false
                          #perPage: 15
                          +exists: true
                          +wasRecentlyCreated: false
                          #escapeWhenCastingToString: false
                          #attributes: array:12 [
                            "id" => 7172
                            "created_at" => "2026-04-08 17:28:58"
                            "updated_at" => null
                            "name" => "Белоусова"
                            "field_bio" => null
                            "field_degree_rp" => null
                            "field_foreign_lang_name" => null
                            "field_foreign_lang_patronymic" => null
                            "field_foreign_lang_surname" => null
                            "field_name" => "Татьяна"
                            "field_patronymic" => "Геннадьевна"
                            "field_surname_rp" => null
                          ]
                          #original: array:12 [
                            "id" => 7172
                            "created_at" => "2026-04-08 17:28:58"
                            "updated_at" => null
                            "name" => "Белоусова"
                            "field_bio" => null
                            "field_degree_rp" => null
                            "field_foreign_lang_name" => null
                            "field_foreign_lang_patronymic" => null
                            "field_foreign_lang_surname" => null
                            "field_name" => "Татьяна"
                            "field_patronymic" => "Геннадьевна"
                            "field_surname_rp" => null
                          ]
                          #changes: []
                          #casts: []
                          #classCastCache: []
                          #attributeCastCache: []
                          #dateFormat: null
                          #appends: []
                          #dispatchesEvents: []
                          #observables: []
                          #relations: []
                          #touches: []
                          +timestamps: true
                          +usesUniqueIds: false
                          #hidden: []
                          #visible: []
                          #fillable: []
                          #guarded: array:1 [
                            0 => "*"
                          ]
                        }
                      ]
                      #escapeWhenCastingToString: false
                    }
                    "field_author_foreign" => Illuminate\Database\Eloquent\Collection {#1103
                      #items: []
                      #escapeWhenCastingToString: false
                    }
                    "field_book_type" => Illuminate\Database\Eloquent\Collection {#1104
                      #items: array:1 [
                        0 => App\Models\Term {#1105
                          #connection: "mysql"
                          #table: "terms"
                          #primaryKey: "id"
                          #keyType: "int"
                          +incrementing: false
                          #with: []
                          #withCount: []
                          +preventsLazyLoading: false
                          #perPage: 15
                          +exists: true
                          +wasRecentlyCreated: false
                          #escapeWhenCastingToString: false
                          #attributes: array:10 [
                            "id" => 6671
                            "created_at" => "2026-04-08 17:28:58"
                            "updated_at" => null
                            "name" => "Учебник"
                            "field_book_type_foreign" => null
                            "field_cases" => array:6 [ …6]
                            "field_plural_form" => null
                            "field_short_name" => null
                            "field_short_name_foreign" => null
                            "field_translit" => "uchebnik"
                          ]
                          #original: array:10 [
                            "id" => 6671
                            "created_at" => "2026-04-08 17:28:58"
                            "updated_at" => null
                            "name" => "Учебник"
                            "field_book_type_foreign" => null
                            "field_cases" => array:6 [ …6]
                            "field_plural_form" => null
                            "field_short_name" => null
                            "field_short_name_foreign" => null
                            "field_translit" => "uchebnik"
                          ]
                          #changes: []
                          #casts: []
                          #classCastCache: []
                          #attributeCastCache: []
                          #dateFormat: null
                          #appends: []
                          #dispatchesEvents: []
                          #observables: []
                          #relations: []
                          #touches: []
                          +timestamps: true
                          +usesUniqueIds: false
                          #hidden: []
                          #visible: []
                          #fillable: []
                          #guarded: array:1 [
                            0 => "*"
                          ]
                        }
                      ]
                      #escapeWhenCastingToString: false
                    }
                    "field_country" => Illuminate\Database\Eloquent\Collection {#1106
                      #items: array:1 [
                        0 => App\Models\Term {#1107
                          #connection: "mysql"
                          #table: "terms"
                          #primaryKey: "id"
                          #keyType: "int"
                          +incrementing: false
                          #with: []
                          #withCount: []
                          +preventsLazyLoading: false
                          #perPage: 15
                          +exists: true
                          +wasRecentlyCreated: false
                          #escapeWhenCastingToString: false
                          #attributes: array:6 [
                            "id" => 6994
                            "created_at" => "2026-04-08 17:28:58"
                            "updated_at" => null
                            "name" => "Казахстан"
                            "field_cases" => array:6 [ …6]
                            "field_translit" => "kazakhstan"
                          ]
                          #original: array:6 [
                            "id" => 6994
                            "created_at" => "2026-04-08 17:28:58"
                            "updated_at" => null
                            "name" => "Казахстан"
                            "field_cases" => array:6 [ …6]
                            "field_translit" => "kazakhstan"
                          ]
                          #changes: []
                          #casts: []
                          #classCastCache: []
                          #attributeCastCache: []
                          #dateFormat: null
                          #appends: []
                          #dispatchesEvents: []
                          #observables: []
                          #relations: []
                          #touches: []
                          +timestamps: true
                          +usesUniqueIds: false
                          #hidden: []
                          #visible: []
                          #fillable: []
                          #guarded: array:1 [
                            0 => "*"
                          ]
                        }
                      ]
                      #escapeWhenCastingToString: false
                    }
                    "field_city" => Illuminate\Database\Eloquent\Collection {#1108
                      #items: array:1 [
                        0 => App\Models\Term {#1109
                          #connection: "mysql"
                          #table: "terms"
                          #primaryKey: "id"
                          #keyType: "int"
                          +incrementing: false
                          #with: []
                          #withCount: []
                          +preventsLazyLoading: false
                          #perPage: 15
                          +exists: true
                          +wasRecentlyCreated: false
                          #escapeWhenCastingToString: false
                          #attributes: array:6 [
                            "id" => 6995
                            "created_at" => "2026-04-08 17:28:58"
                            "updated_at" => null
                            "name" => "Алматы"
                            "field_cases" => array:6 [ …6]
                            "field_translit" => "almaty"
                          ]
                          #original: array:6 [
                            "id" => 6995
                            "created_at" => "2026-04-08 17:28:58"
                            "updated_at" => null
                            "name" => "Алматы"
                            "field_cases" => array:6 [ …6]
                            "field_translit" => "almaty"
                          ]
                          #changes: []
                          #casts: []
                          #classCastCache: []
                          #attributeCastCache: []
                          #dateFormat: null
                          #appends: []
                          #dispatchesEvents: []
                          #observables: []
                          #relations: []
                          #touches: []
                          +timestamps: true
                          +usesUniqueIds: false
                          #hidden: []
                          #visible: []
                          #fillable: []
                          #guarded: array:1 [
                            0 => "*"
                          ]
                        }
                      ]
                      #escapeWhenCastingToString: false
                    }
                    "field_series" => Illuminate\Database\Eloquent\Collection {#1110
                      #items: []
                      #escapeWhenCastingToString: false
                    }
                    "field_umk" => Illuminate\Database\Eloquent\Collection {#1111
                      #items: []
                      #escapeWhenCastingToString: false
                    }
                    "field_level_of_education" => Illuminate\Database\Eloquent\Collection {#1112
                      #items: []
                      #escapeWhenCastingToString: false
                    }
                    "field_standart_of_education" => Illuminate\Database\Eloquent\Collection {#1113
                      #items: []
                      #escapeWhenCastingToString: false
                    }
                    "field_publication_number" => null
                    "field_publication_type" => Illuminate\Database\Eloquent\Collection {#1114
                      #items: []
                      #escapeWhenCastingToString: false
                    }
                    "field_under_the_edition" => Illuminate\Database\Eloquent\Collection {#1115
                      #items: []
                      #escapeWhenCastingToString: false
                    }
                    "field_under_the_edition_degree" => null
                    "field_cover_description" => null
                    "field_publication_year" => "2018"
                    "field_publication_year_until" => null
                    "field_part" => ""
                    "field_part_writing" => ""
                    "field_second_foreign_language" => null
                    "field_for_whom" => "Учебник для 8 класса общеобразовательных школ"
                    "field_allowed" => null
                    "field_reserve_field" => null
                    "field_link_to_source" => null
                    "field_tasks_count" => "487"
                    "field_priority" => null
                    "field_default_folder" => "/himiya_08/ospanova-u/"
                    "field_isbn" => "978-601-07-0958-4"
                    "field_cover" => array:1 [
                      0 => "/media/himiya_08/ospanova-u/covers/cover1.webp"
                    ]
                    "field_cover_alts" => array:1 [
                      0 => ""
                    ]
                    "field_covers" => array:1 [
                      0 => array:4 [
                        "path" => "/media/himiya_08/ospanova-u/covers/cover1.webp"
                        "alt" => ""
                        "width" => "400"
                        "height" => "600"
                      ]
                    ]
                    "field_popular_book" => "0"
                    "field_recommended_books" => Illuminate\Database\Eloquent\Collection {#1116
                      #items: []
                      #escapeWhenCastingToString: false
                    }
                    "field_new_book" => Illuminate\Database\Eloquent\Collection {#1117
                      #items: []
                      #escapeWhenCastingToString: false
                    }
                    "field_old_book" => Illuminate\Database\Eloquent\Collection {#1118
                      #items: []
                      #escapeWhenCastingToString: false
                    }
                    "field_url" => "/8-klass/himiya/mektep-ospanova-uchebnik"
                    "field_cover_color" => Illuminate\Database\Eloquent\Collection {#1119
                      #items: array:1 [
                        0 => App\Models\Term {#1120
                          #connection: "mysql"
                          #table: "terms"
                          #primaryKey: "id"
                          #keyType: "int"
                          +incrementing: false
                          #with: []
                          #withCount: []
                          +preventsLazyLoading: false
                          #perPage: 15
                          +exists: true
                          +wasRecentlyCreated: false
                          #escapeWhenCastingToString: false
                          #attributes: array:6 [
                            "id" => 55
                            "created_at" => "2026-04-08 17:28:58"
                            "updated_at" => null
                            "name" => "радужный"
                            "field_cases" => array:6 [ …6]
                            "field_translit" => "raduzhnyy"
                          ]
                          #original: array:6 [
                            "id" => 55
                            "created_at" => "2026-04-08 17:28:58"
                            "updated_at" => null
                            "name" => "радужный"
                            "field_cases" => array:6 [ …6]
                            "field_translit" => "raduzhnyy"
                          ]
                          #changes: []
                          #casts: []
                          #classCastCache: []
                          #attributeCastCache: []
                          #dateFormat: null
                          #appends: []
                          #dispatchesEvents: []
                          #observables: []
                          #relations: []
                          #touches: []
                          +timestamps: true
                          +usesUniqueIds: false
                          #hidden: []
                          #visible: []
                          #fillable: []
                          #guarded: array:1 [
                            0 => "*"
                          ]
                        }
                      ]
                      #escapeWhenCastingToString: false
                    }
                    "field_metatags_title" => null
                    "field_metatags_description" => null
                    "field_h1" => null
                    "field_description_top" => null
                    "field_description_bottom" => null
                    "breadcrumbs" => array:3 [
                      "class" => 379
                      "subject" => 558
                      "class_subject" => 498
                    ]
                  ]
                  #original: array:50 [
                    "id" => 9895
                    "created_at" => "2026-04-08 17:28:58"
                    "updated_at" => null
                    "field_tree_default_status" => "tasks"
                    "field_pages_status" => null
                    "field_subject" => Illuminate\Database\Eloquent\Collection {#1094}
                    "field_class" => Illuminate\Database\Eloquent\Collection {#1095}
                    "field_publisher" => Illuminate\Database\Eloquent\Collection {#1097}
                    "field_author" => Illuminate\Database\Eloquent\Collection {#1099}
                    "field_author_foreign" => Illuminate\Database\Eloquent\Collection {#1103}
                    "field_book_type" => Illuminate\Database\Eloquent\Collection {#1104}
                    "field_country" => Illuminate\Database\Eloquent\Collection {#1106}
                    "field_city" => Illuminate\Database\Eloquent\Collection {#1108}
                    "field_series" => Illuminate\Database\Eloquent\Collection {#1110}
                    "field_umk" => Illuminate\Database\Eloquent\Collection {#1111}
                    "field_level_of_education" => Illuminate\Database\Eloquent\Collection {#1112}
                    "field_standart_of_education" => Illuminate\Database\Eloquent\Collection {#1113}
                    "field_publication_number" => null
                    "field_publication_type" => Illuminate\Database\Eloquent\Collection {#1114}
                    "field_under_the_edition" => Illuminate\Database\Eloquent\Collection {#1115}
                    "field_under_the_edition_degree" => null
                    "field_cover_description" => null
                    "field_publication_year" => "2018"
                    "field_publication_year_until" => null
                    "field_part" => ""
                    "field_part_writing" => ""
                    "field_second_foreign_language" => null
                    "field_for_whom" => "Учебник для 8 класса общеобразовательных школ"
                    "field_allowed" => null
                    "field_reserve_field" => null
                    "field_link_to_source" => null
                    "field_tasks_count" => "487"
                    "field_priority" => null
                    "field_default_folder" => "/himiya_08/ospanova-u/"
                    "field_isbn" => "978-601-07-0958-4"
                    "field_cover" => array:1 [
                      0 => "/media/himiya_08/ospanova-u/covers/cover1.webp"
                    ]
                    "field_cover_alts" => array:1 [
                      0 => ""
                    ]
                    "field_covers" => array:1 [
                      0 => array:4 [
                        "path" => "/media/himiya_08/ospanova-u/covers/cover1.webp"
                        "alt" => ""
                        "width" => "400"
                        "height" => "600"
                      ]
                    ]
                    "field_popular_book" => "0"
                    "field_recommended_books" => Illuminate\Database\Eloquent\Collection {#1116}
                    "field_new_book" => Illuminate\Database\Eloquent\Collection {#1117}
                    "field_old_book" => Illuminate\Database\Eloquent\Collection {#1118}
                    "field_url" => "/8-klass/himiya/mektep-ospanova-uchebnik"
                    "field_cover_color" => Illuminate\Database\Eloquent\Collection {#1119}
                    "field_metatags_title" => null
                    "field_metatags_description" => null
                    "field_h1" => null
                    "field_description_top" => null
                    "field_description_bottom" => null
                    "breadcrumbs" => array:3 [
                      "class" => 379
                      "subject" => 558
                      "class_subject" => 498
                    ]
                  ]
                  #changes: []
                  #casts: []
                  #classCastCache: []
                  #attributeCastCache: []
                  #dateFormat: null
                  #appends: []
                  #dispatchesEvents: []
                  #observables: []
                  #relations: []
                  #touches: []
                  +timestamps: true
                  +usesUniqueIds: false
                  #hidden: []
                  #visible: []
                  #fillable: []
                  #guarded: array:1 [
                    0 => "*"
                  ]
                }
              ]
              #escapeWhenCastingToString: false
            }
            "branch_parent" => Illuminate\Database\Eloquent\Collection {#1121
              #items: []
              #escapeWhenCastingToString: false
            }
          ]
          #original: array:23 [
            "id" => 2111644
            "created_at" => "2026-04-08 17:28:58"
            "updated_at" => null
            "field_display_title" => "Основные классы неорганических соединений"
            "field_branch_order" => "XI"
            "field_url" => null
            "field_branch_type" => Illuminate\Database\Eloquent\Collection {#1093}
            "field_page_start" => "147"
            "field_branch_display" => "0"
            "field_branch_expanded" => "0"
            "field_display_branch_in_title" => "1"
            "field_display_task_interval" => "0"
            "field_display_branch_page" => "1"
            "field_branch_title_in_content" => "0"
            "field_navigation_title" => null
            "field_metatags_title" => null
            "field_metatags_description" => null
            "field_h1" => null
            "field_description_top" => null
            "field_description_bottom" => null
            "field_branch_cover" => []
            "book" => Illuminate\Database\Eloquent\Collection {#1123}
            "branch_parent" => Illuminate\Database\Eloquent\Collection {#1121}
          ]
          #changes: []
          #casts: []
          #classCastCache: []
          #attributeCastCache: []
          #dateFormat: null
          #appends: []
          #dispatchesEvents: []
          #observables: []
          #relations: []
          #touches: []
          +timestamps: true
          +usesUniqueIds: false
          #hidden: []
          #visible: []
          #fillable: []
          #guarded: array:1 [
            0 => "*"
          ]
        }
        1 => App\Models\Branch {#1122
          #connection: "mysql"
          #table: "branches"
          #primaryKey: "id"
          #keyType: "int"
          +incrementing: true
          #with: []
          #withCount: []
          +preventsLazyLoading: false
          #perPage: 15
          +exists: true
          +wasRecentlyCreated: false
          #escapeWhenCastingToString: false
          #attributes: array:23 [
            "id" => 2111645
            "created_at" => "2026-04-08 17:28:58"
            "updated_at" => null
            "field_display_title" => "Оксиды"
            "field_branch_order" => "42"
            "field_url" => null
            "field_branch_type" => Illuminate\Database\Eloquent\Collection {#1127
              #items: array:1 [
                0 => App\Models\Term {#1124
                  #connection: "mysql"
                  #table: "terms"
                  #primaryKey: "id"
                  #keyType: "int"
                  +incrementing: false
                  #with: []
                  #withCount: []
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                  #perPage: 15
                  +exists: true
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                  #escapeWhenCastingToString: false
                  #attributes: array:7 [
                    "id" => 32
                    "created_at" => "2026-04-08 17:28:58"
                    "updated_at" => null
                    "name" => "Параграф"
                    "field_cases" => array:6 [ …6]
                    "field_page_check_not_needed" => null
                    "field_short_name" => "§"
                  ]
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                    "created_at" => "2026-04-08 17:28:58"
                    "updated_at" => null
                    "name" => "Параграф"
                    "field_cases" => array:6 [ …6]
                    "field_page_check_not_needed" => null
                    "field_short_name" => "§"
                  ]
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                  #touches: []
                  +timestamps: true
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                  #hidden: []
                  #visible: []
                  #fillable: []
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                    0 => "*"
                  ]
                }
              ]
              #escapeWhenCastingToString: false
            }
            "field_page_start" => "147"
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            "field_display_branch_page" => "1"
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            "field_metatags_title" => null
            "field_metatags_description" => null
            "field_h1" => null
            "field_description_top" => null
            "field_description_bottom" => null
            "field_branch_cover" => []
            "book" => Illuminate\Database\Eloquent\Collection {#1126
              #items: array:1 [
                0 => App\Models\Book {#1092}
              ]
              #escapeWhenCastingToString: false
            }
            "branch_parent" => Illuminate\Database\Eloquent\Collection {#1125
              #items: array:1 [
                0 => App\Models\Branch {#1006}
              ]
              #escapeWhenCastingToString: false
            }
          ]
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            "id" => 2111645
            "created_at" => "2026-04-08 17:28:58"
            "updated_at" => null
            "field_display_title" => "Оксиды"
            "field_branch_order" => "42"
            "field_url" => null
            "field_branch_type" => Illuminate\Database\Eloquent\Collection {#1127}
            "field_page_start" => "147"
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            "field_h1" => null
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            "field_branch_cover" => []
            "book" => Illuminate\Database\Eloquent\Collection {#1126}
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          ]
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          #dateFormat: null
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          #hidden: []
          #visible: []
          #fillable: []
          #guarded: array:1 [
            0 => "*"
          ]
        }
        2 => App\Models\Branch {#1128
          #connection: "mysql"
          #table: "branches"
          #primaryKey: "id"
          #keyType: "int"
          +incrementing: true
          #with: []
          #withCount: []
          +preventsLazyLoading: false
          #perPage: 15
          +exists: true
          +wasRecentlyCreated: false
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          #attributes: array:23 [
            "id" => 2111647
            "created_at" => "2026-04-08 17:28:58"
            "updated_at" => null
            "field_display_title" => "Задачи"
            "field_branch_order" => null
            "field_url" => null
            "field_branch_type" => Illuminate\Database\Eloquent\Collection {#1129
              #items: []
              #escapeWhenCastingToString: false
            }
            "field_page_start" => "149"
            "field_branch_display" => "0"
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            "field_display_branch_in_title" => "1"
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            "field_branch_title_in_content" => "0"
            "field_navigation_title" => null
            "field_metatags_title" => null
            "field_metatags_description" => null
            "field_h1" => null
            "field_description_top" => null
            "field_description_bottom" => null
            "field_branch_cover" => []
            "book" => Illuminate\Database\Eloquent\Collection {#1130
              #items: array:1 [
                0 => App\Models\Book {#1092}
              ]
              #escapeWhenCastingToString: false
            }
            "branch_parent" => Illuminate\Database\Eloquent\Collection {#1139
              #items: array:1 [
                0 => App\Models\Branch {#1138
                  #connection: "mysql"
                  #table: "branches"
                  #primaryKey: "id"
                  #keyType: "int"
                  +incrementing: true
                  #with: []
                  #withCount: []
                  +preventsLazyLoading: false
                  #perPage: 15
                  +exists: true
                  +wasRecentlyCreated: false
                  #escapeWhenCastingToString: false
                  #attributes: array:23 [
                    "id" => 2111645
                    "created_at" => "2026-04-08 17:28:58"
                    "updated_at" => null
                    "field_display_title" => "Оксиды"
                    "field_branch_order" => "42"
                    "field_url" => null
                    "field_branch_type" => Illuminate\Database\Eloquent\Collection {#1140 …2}
                    "field_page_start" => "147"
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                    "field_branch_title_in_content" => "0"
                    "field_navigation_title" => null
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                    "field_h1" => null
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                    "field_branch_cover" => []
                    "book" => Illuminate\Database\Eloquent\Collection {#1141 …2}
                    "branch_parent" => Illuminate\Database\Eloquent\Collection {#1142 …2}
                  ]
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                    "id" => 2111645
                    "created_at" => "2026-04-08 17:28:58"
                    "updated_at" => null
                    "field_display_title" => "Оксиды"
                    "field_branch_order" => "42"
                    "field_url" => null
                    "field_branch_type" => Illuminate\Database\Eloquent\Collection {#1140 …2}
                    "field_page_start" => "147"
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                    "field_metatags_description" => null
                    "field_h1" => null
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                    "field_branch_cover" => []
                    "book" => Illuminate\Database\Eloquent\Collection {#1141 …2}
                    "branch_parent" => Illuminate\Database\Eloquent\Collection {#1142 …2}
                  ]
                  #changes: []
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                  #attributeCastCache: []
                  #dateFormat: null
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                  +timestamps: true
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                  #guarded: array:1 [
                    0 => "*"
                  ]
                }
              ]
              #escapeWhenCastingToString: false
            }
          ]
          #original: array:23 [
            "id" => 2111647
            "created_at" => "2026-04-08 17:28:58"
            "updated_at" => null
            "field_display_title" => "Задачи"
            "field_branch_order" => null
            "field_url" => null
            "field_branch_type" => Illuminate\Database\Eloquent\Collection {#1129}
            "field_page_start" => "149"
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            "field_h1" => null
            "field_description_top" => null
            "field_description_bottom" => null
            "field_branch_cover" => []
            "book" => Illuminate\Database\Eloquent\Collection {#1130}
            "branch_parent" => Illuminate\Database\Eloquent\Collection {#1139}
          ]
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          +timestamps: true
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            0 => "*"
          ]
        }
      ]
      #escapeWhenCastingToString: false
    }
    "content" => Illuminate\Database\Eloquent\Collection {#1072
      #items: array:1 [
        0 => App\Models\Element {#1073
          #connection: "mysql"
          #table: "elements"
          #primaryKey: "id"
          #keyType: "int"
          +incrementing: true
          #with: []
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          #perPage: 15
          +exists: true
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          #attributes: array:6 [
            "id" => 1994540
            "created_at" => "2026-04-08 17:28:58"
            "updated_at" => null
            "edition" => Illuminate\Database\Eloquent\Collection {#1063
              #items: array:1 [
                0 => App\Models\Edition {#1062
                  #connection: "mysql"
                  #table: "editions"
                  #primaryKey: "id"
                  #keyType: "int"
                  +incrementing: false
                  #with: []
                  #withCount: []
                  +preventsLazyLoading: false
                  #perPage: 15
                  +exists: true
                  +wasRecentlyCreated: false
                  #escapeWhenCastingToString: false
                  #attributes: array:21 [
                    "id" => 9447
                    "created_at" => "2026-04-08 17:28:58"
                    "updated_at" => null
                    "title" => "Условие"
                    "field_order" => "1"
                    "field_publisher" => Illuminate\Database\Eloquent\Collection {#1055 …2}
                    "field_content_type" => "free"
                    "field_content_mode" => "text, image"
                    "field_page_content_mode" => "image"
                    "field_content_text_checked" => "0"
                    "field_page_content_text_checked" => "0"
                    "field_solution_author" => "Автор"
                    "field_moderator" => "stas"
                    "field_edition_type" => "statement"
                    "field_root_dir" => "0-"
                    "field_responsible" => Illuminate\Database\Eloquent\Collection {#1053 …2}
                    "field_comment" => null
                    "field_similar_book" => Illuminate\Database\Eloquent\Collection {#1061 …2}
                    "field_process_formula" => ""
                    "field_edition_group" => Illuminate\Database\Eloquent\Collection {#1058 …2}
                    "field_content_source" => null
                  ]
                  #original: array:21 [
                    "id" => 9447
                    "created_at" => "2026-04-08 17:28:58"
                    "updated_at" => null
                    "title" => "Условие"
                    "field_order" => "1"
                    "field_publisher" => Illuminate\Database\Eloquent\Collection {#1055 …2}
                    "field_content_type" => "free"
                    "field_content_mode" => "text, image"
                    "field_page_content_mode" => "image"
                    "field_content_text_checked" => "0"
                    "field_page_content_text_checked" => "0"
                    "field_solution_author" => "Автор"
                    "field_moderator" => "stas"
                    "field_edition_type" => "statement"
                    "field_root_dir" => "0-"
                    "field_responsible" => Illuminate\Database\Eloquent\Collection {#1053 …2}
                    "field_comment" => null
                    "field_similar_book" => Illuminate\Database\Eloquent\Collection {#1061 …2}
                    "field_process_formula" => ""
                    "field_edition_group" => Illuminate\Database\Eloquent\Collection {#1058 …2}
                    "field_content_source" => null
                  ]
                  #changes: []
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                    0 => "*"
                  ]
                }
              ]
              #escapeWhenCastingToString: false
            }
            "task" => array:2 [
              "refs" => "2112042"
              "type" => "task"
            ]
            "img" => array:1 [
              0 => array:5 [
                "name" => "4-1.jpg"
                "alt" => null
                "width" => "554"
                "height" => 107
                "path" => "/media/himiya_08/ospanova-u/0-42zad/4-1.webp"
              ]
            ]
          ]
          #original: array:6 [
            "id" => 1994540
            "created_at" => "2026-04-08 17:28:58"
            "updated_at" => null
            "edition" => Illuminate\Database\Eloquent\Collection {#1063}
            "task" => array:2 [
              "refs" => "2112042"
              "type" => "task"
            ]
            "img" => array:1 [
              0 => array:5 [
                "name" => "4-1.jpg"
                "alt" => null
                "width" => "554"
                "height" => 107
                "path" => "/media/himiya_08/ospanova-u/0-42zad/4-1.webp"
              ]
            ]
          ]
          #changes: []
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            0 => "*"
          ]
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      ]
      #escapeWhenCastingToString: false
    }
    "next" => array:2 [
      "refs" => "2112043"
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    ]
    "previous" => array:2 [
      "refs" => "2112041"
      "type" => "task"
    ]
    "book" => Illuminate\Database\Eloquent\Collection {#1043
      #items: array:1 [
        0 => App\Models\Book {#1092}
      ]
      #escapeWhenCastingToString: false
    }
    "page" => Illuminate\Database\Eloquent\Collection {#1070
      #items: array:1 [
        0 => App\Models\BookPage {#1048
          #connection: "mysql"
          #table: "book_pages"
          #primaryKey: "id"
          #keyType: "int"
          +incrementing: true
          #with: []
          #withCount: []
          +preventsLazyLoading: false
          #perPage: 15
          +exists: true
          +wasRecentlyCreated: false
          #escapeWhenCastingToString: false
          #attributes: array:21 [
            "id" => 2112321
            "created_at" => "2026-04-08 17:28:58"
            "updated_at" => null
            "field_page_start" => "149"
            "field_url" => "/8-klass/himiya/mektep-ospanova-uchebnik/page-149"
            "field_display_title" => "149"
            "field_folder" => "1"
            "field_image_name" => "149"
            "field_branch_parent" => Illuminate\Database\Eloquent\Collection {#1069
              #items: []
              #escapeWhenCastingToString: false
            }
            "field_weight" => "0"
            "field_book_parent" => Illuminate\Database\Eloquent\Collection {#1071
              #items: array:1 [
                0 => App\Models\Book {#1092}
              ]
              #escapeWhenCastingToString: false
            }
            "field_metatags_title" => null
            "field_metatags_description" => null
            "field_h1" => null
            "field_description_top" => null
            "field_description_bottom" => null
            "edition_groups" => Illuminate\Database\Eloquent\Collection {#1066
              #items: []
              #escapeWhenCastingToString: false
            }
            "content" => Illuminate\Database\Eloquent\Collection {#1050
              #items: array:1 [
                0 => App\Models\Element {#1052
                  #connection: "mysql"
                  #table: "elements"
                  #primaryKey: "id"
                  #keyType: "int"
                  +incrementing: true
                  #with: []
                  #withCount: []
                  +preventsLazyLoading: false
                  #perPage: 15
                  +exists: true
                  +wasRecentlyCreated: false
                  #escapeWhenCastingToString: false
                  #attributes: array:6 [
                    "id" => 1994126
                    "created_at" => "2026-04-08 17:28:58"
                    "updated_at" => null
                    "edition" => Illuminate\Database\Eloquent\Collection {#1046 …2}
                    "book_page" => array:2 [ …2]
                    "img" => array:1 [ …1]
                  ]
                  #original: array:6 [
                    "id" => 1994126
                    "created_at" => "2026-04-08 17:28:58"
                    "updated_at" => null
                    "edition" => Illuminate\Database\Eloquent\Collection {#1046 …2}
                    "book_page" => array:2 [ …2]
                    "img" => array:1 [ …1]
                  ]
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                  +timestamps: true
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                  #hidden: []
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                  #guarded: array:1 [
                    0 => "*"
                  ]
                }
              ]
              #escapeWhenCastingToString: false
            }
            "next" => array:2 [
              "refs" => "2112322"
              "type" => "book_page"
            ]
            "previous" => array:2 [
              "refs" => "2112320"
              "type" => "book_page"
            ]
            "tasks" => Illuminate\Database\Eloquent\Collection {#1219
              #items: array:9 [
                0 => App\Models\Task {#1235
                  #connection: "mysql"
                  #table: "tasks"
                  #primaryKey: "id"
                  #keyType: "int"
                  +incrementing: true
                  #with: []
                  #withCount: []
                  +preventsLazyLoading: false
                  #perPage: 15
                  +exists: true
                  +wasRecentlyCreated: false
                  #escapeWhenCastingToString: false
                  #attributes: array:24 [
                    "id" => 2112034
                    "created_at" => "2026-04-08 17:28:58"
                    "updated_at" => null
                    "field_page_start" => "149"
                    "field_page_end" => null
                    "field_url" => "/8-klass/himiya/mektep-ospanova-uchebnik/42vopr-1"
                    "field_display_title" => "1"
                    "field_outside_task" => null
                    "field_task_type" => Illuminate\Database\Eloquent\Collection {#1236 …2}
                    "field_metatags_title" => null
                    "field_metatags_description" => null
                    "field_h1" => null
                    "field_description_top" => null
                    "field_description_bottom" => null
                    "field_match" => null
                    "breadcrumbs" => []
                    "edition_groups" => Illuminate\Database\Eloquent\Collection {#1237 …2}
                    "top_parent_branch" => Illuminate\Database\Eloquent\Collection {#1238 …2}
                    "parent_branches" => Illuminate\Database\Eloquent\Collection {#1342 …2}
                    "content" => Illuminate\Database\Eloquent\Collection {#1337 …2}
                    "next" => array:2 [ …2]
                    "previous" => array:2 [ …2]
                    "book" => Illuminate\Database\Eloquent\Collection {#1273 …2}
                    "page" => array:2 [ …2]
                  ]
                  #original: array:24 [
                    "id" => 2112034
                    "created_at" => "2026-04-08 17:28:58"
                    "updated_at" => null
                    "field_page_start" => "149"
                    "field_page_end" => null
                    "field_url" => "/8-klass/himiya/mektep-ospanova-uchebnik/42vopr-1"
                    "field_display_title" => "1"
                    "field_outside_task" => null
                    "field_task_type" => Illuminate\Database\Eloquent\Collection {#1236 …2}
                    "field_metatags_title" => null
                    "field_metatags_description" => null
                    "field_h1" => null
                    "field_description_top" => null
                    "field_description_bottom" => null
                    "field_match" => null
                    "breadcrumbs" => []
                    "edition_groups" => Illuminate\Database\Eloquent\Collection {#1237 …2}
                    "top_parent_branch" => Illuminate\Database\Eloquent\Collection {#1238 …2}
                    "parent_branches" => Illuminate\Database\Eloquent\Collection {#1342 …2}
                    "content" => Illuminate\Database\Eloquent\Collection {#1337 …2}
                    "next" => array:2 [ …2]
                    "previous" => array:2 [ …2]
                    "book" => Illuminate\Database\Eloquent\Collection {#1273 …2}
                    "page" => array:2 [ …2]
                  ]
                  #changes: []
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                  #attributeCastCache: []
                  #dateFormat: null
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                  #dispatchesEvents: []
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                  #relations: []
                  #touches: []
                  +timestamps: true
                  +usesUniqueIds: false
                  #hidden: []
                  #visible: []
                  #fillable: []
                  #guarded: array:1 [
                    0 => "*"
                  ]
                }
                1 => App\Models\Task {#1306
                  #connection: "mysql"
                  #table: "tasks"
                  #primaryKey: "id"
                  #keyType: "int"
                  +incrementing: true
                  #with: []
                  #withCount: []
                  +preventsLazyLoading: false
                  #perPage: 15
                  +exists: true
                  +wasRecentlyCreated: false
                  #escapeWhenCastingToString: false
                  #attributes: array:24 [
                    "id" => 2112035
                    "created_at" => "2026-04-08 17:28:58"
                    "updated_at" => null
                    "field_page_start" => "149"
                    "field_page_end" => null
                    "field_url" => "/8-klass/himiya/mektep-ospanova-uchebnik/42vopr-2"
                    "field_display_title" => "2"
                    "field_outside_task" => null
                    "field_task_type" => Illuminate\Database\Eloquent\Collection {#1349 …2}
                    "field_metatags_title" => null
                    "field_metatags_description" => null
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                2 => App\Models\Task {#1334
                  #connection: "mysql"
                  #table: "tasks"
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                    0 => "*"
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                }
                3 => App\Models\Task {#1323
                  #connection: "mysql"
                  #table: "tasks"
                  #primaryKey: "id"
                  #keyType: "int"
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                  #attributes: array:24 [
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                    "field_task_type" => Illuminate\Database\Eloquent\Collection {#1332 …2}
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                    "edition_groups" => Illuminate\Database\Eloquent\Collection {#1318 …2}
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                    "parent_branches" => Illuminate\Database\Eloquent\Collection {#1321 …2}
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                    0 => "*"
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                }
                4 => App\Models\Task {#1315
                  #connection: "mysql"
                  #table: "tasks"
                  #primaryKey: "id"
                  #keyType: "int"
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                    "field_outside_task" => null
                    "field_task_type" => Illuminate\Database\Eloquent\Collection {#1322 …2}
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                    "parent_branches" => Illuminate\Database\Eloquent\Collection {#1309 …2}
                    "content" => Illuminate\Database\Eloquent\Collection {#1295 …2}
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                    "book" => Illuminate\Database\Eloquent\Collection {#1303 …2}
                    "page" => array:2 [ …2]
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                    0 => "*"
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                }
                5 => App\Models\Task {#1302
                  #connection: "mysql"
                  #table: "tasks"
                  #primaryKey: "id"
                  #keyType: "int"
                  +incrementing: true
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                    "field_url" => "/8-klass/himiya/mektep-ospanova-uchebnik/42zad-1"
                    "field_display_title" => "1"
                    "field_outside_task" => null
                    "field_task_type" => Illuminate\Database\Eloquent\Collection {#1313 …2}
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                    "edition_groups" => Illuminate\Database\Eloquent\Collection {#1299 …2}
                    "top_parent_branch" => Illuminate\Database\Eloquent\Collection {#1301 …2}
                    "parent_branches" => Illuminate\Database\Eloquent\Collection {#1298 …2}
                    "content" => Illuminate\Database\Eloquent\Collection {#1286 …2}
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                    "book" => Illuminate\Database\Eloquent\Collection {#1294 …2}
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                    "field_task_type" => Illuminate\Database\Eloquent\Collection {#1313 …2}
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                    0 => "*"
                  ]
                }
                6 => App\Models\Task {#1291
                  #connection: "mysql"
                  #table: "tasks"
                  #primaryKey: "id"
                  #keyType: "int"
                  +incrementing: true
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                  #escapeWhenCastingToString: false
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                    "field_url" => "/8-klass/himiya/mektep-ospanova-uchebnik/42zad-2"
                    "field_display_title" => "2"
                    "field_outside_task" => null
                    "field_task_type" => Illuminate\Database\Eloquent\Collection {#1300 …2}
                    "field_metatags_title" => null
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                    "edition_groups" => Illuminate\Database\Eloquent\Collection {#1290 …2}
                    "top_parent_branch" => Illuminate\Database\Eloquent\Collection {#1292 …2}
                    "parent_branches" => Illuminate\Database\Eloquent\Collection {#1288 …2}
                    "content" => Illuminate\Database\Eloquent\Collection {#1239 …2}
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                    "book" => Illuminate\Database\Eloquent\Collection {#1282 …2}
                    "page" => array:2 [ …2]
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                  #original: array:24 [
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                    "field_task_type" => Illuminate\Database\Eloquent\Collection {#1300 …2}
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                    0 => "*"
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                }
                7 => App\Models\Task {#1283
                  #connection: "mysql"
                  #table: "tasks"
                  #primaryKey: "id"
                  #keyType: "int"
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                  #escapeWhenCastingToString: false
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                    "created_at" => "2026-04-08 17:28:58"
                    "updated_at" => null
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                    "field_url" => "/8-klass/himiya/mektep-ospanova-uchebnik/42zad-3"
                    "field_display_title" => "3"
                    "field_outside_task" => null
                    "field_task_type" => Illuminate\Database\Eloquent\Collection {#1289 …2}
                    "field_metatags_title" => null
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                    "edition_groups" => Illuminate\Database\Eloquent\Collection {#1278 …2}
                    "top_parent_branch" => Illuminate\Database\Eloquent\Collection {#1280 …2}
                    "parent_branches" => Illuminate\Database\Eloquent\Collection {#1279 …2}
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                    "book" => Illuminate\Database\Eloquent\Collection {#1242 …2}
                    "page" => array:2 [ …2]
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                  #original: array:24 [
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                    "field_display_title" => "3"
                    "field_outside_task" => null
                    "field_task_type" => Illuminate\Database\Eloquent\Collection {#1289 …2}
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                    0 => "*"
                  ]
                }
                8 => App\Models\Task {#1243
                  #connection: "mysql"
                  #table: "tasks"
                  #primaryKey: "id"
                  #keyType: "int"
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                    "field_url" => "/8-klass/himiya/mektep-ospanova-uchebnik/42zad-4"
                    "field_display_title" => "4"
                    "field_outside_task" => null
                    "field_task_type" => Illuminate\Database\Eloquent\Collection {#1281 …2}
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                    "edition_groups" => Illuminate\Database\Eloquent\Collection {#1269 …2}
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                    "parent_branches" => Illuminate\Database\Eloquent\Collection {#1268 …2}
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№4 (с. 149)
Условие. №4 (с. 149)
Химия, 8 класс Учебник, авторы: Оспанова Мейрамкуль Кабылбековна, Аухадиева Кырмызы Сейсенбековна, Белоусова Татьяна Геннадьевна, издательство Мектеп, Алматы, 2018, радужного цвета, страница 149, номер 4, Условие
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