Предмет: Химия, автор: Vlad014

Как можно осуществить следующие превращение:

Барий --> оксид бария --> гидроксид бария--> Фосфат бария?

 

Напишите уравнение соответствующих реакций.

Ответы

Автор ответа: AnnKalevich
0

Ba ---> BaO ----> Ba(OH)2 ----> Ba3(PO4)2

2Ba + O2 = 2BaO

BaO + H2O = Ba(OH)2

3Ba(OH)2 + 2H3PO4 = Ba3(PO4)2  (осадок, стрелка вниз) + 6H2O

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