Предмет: Химия, автор: marya1838

ПОМОГИТЕ!! Выберите, с какими из перечисленных ниже веществ будет реагировать вода: водород, литий , оксид магния, оксид натрия , медь, гидроксид калия, оксид кремния (IV), оксид азота(V),оксид хрома (II), никель. Запишите все необходимые уравнения химических реакций, расставьте коэффициенты, определите тип химических реакций. Запишите уравнение реакции разложения воды под действием электрического тока.

Ответы

Автор ответа: queen62

Ответ:

2Li+2H2O=2LiOH+H2 - реакция замещения

Na2O+H2O=2NaOH - реакция соединения

N2O5+H2O=2HNO3 - реакция соединения

2H2O=2H2+O2 - разложение воды под действием эл. тока (реакция разложения)

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