Автор - Quistu

Fe-FeS-FeO-FeSO4-FeCl2-Fe(OH)2-FeO

Ответ

Автор - ogurez84

What? No russian, please english

Ответ

Автор - LoadingSE

Fe + S = FeS

2FeS + 3O2 = 2FeO + 2SO2

FeO + H2SO4 = FeSO4 + H2O

FeSO4 + KOH = Fe(OH)2 + K2SO4

Fe(OH)2 = FeO + H2O

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