Предмет: Химия, автор: Янas

Среди перечисленных элементов постоянную степень окисления в соединениях проявляет
1)медь 2)барий 3)фосфор 4)азот

Ответы

Автор ответа: wow99K
0
2)барий
Степень окисления равна +2
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