Предмет: Химия, автор: 2505000

Допишіть схеми реакцій і складіть хімічні рівняння:
а) кальцій → кальцій оксид → кальцій гідроксид → кальцій карбонат
2. З якими із зазначених речовин реагуватиме натрій гідроксид?
а) залізо;
б) магній карбонат;
в) нітратна кислота;
г) цинк сульфат.
Напишіть рівняння можливих реакцій. Визначте, яка з них – реакція нейтралізації.

Ответы

Автор ответа: kareemmohammedh7777

Ответ:

2Са + О2=2 СаО

СаО +Н2О=Са(ОН)2

Са(он)2+Н2СО3=СаСо3+2 Н2О

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