Предмет: Химия, автор: maksmoore

Який елемент має вищий оксид складу R2O3

Ответы

Автор ответа: escinaet

0

Ответ:

все элементы 5 группы периодической таблицы

Автор ответа: yaroslavkalinin2023

1

Это элементы третьей группы периодической системы.

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