Составьте схему образования соединений, состоящих из химических элементов:
А) Кальция и Серы.
Б) Бора и Фтора.
В) Натрия и Кислорода
Помоги пожалуйста
Ответы
Ответ дал:
1
Ответ:
Ca+S=Cas
B+F=BaF2
4Na+O2=2Na20
Объяснение:
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