Предмет: Химия, автор: Пташ

Определите степени окисления и валентности элементов в молекулах CH2Cl2 и H2O2.

Ответы

Автор ответа: тайная

0 +1 -1
CH2Cl2
+1 -1
H2O2.
валентности:
IV I I
CH2Cl2
I II
H2O2.

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