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CleverMarina
@CleverMarina
July 2022
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Помогите, пожалуйста!
Fe-FeS-FeO-FeSO4-Fe(OH)2-FeO
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Verified answer
Fe + S = FeS
2FeS + 3O2 = 2FeO + 2SO2
FeO + H2SO4 = FeSO4 + H2O
FeSO4 + 2KOH = Fe(OH)2 + K2SO4
Fe(OH)2 --t--> FeO + H2O
7 votes
Thanks 22
ozzerKova
Fe + S = FeS
FeS + H2SO4 = FeSO4 +H2S (газ)
FeSO4 + 2NaOH = Na2 SO4 + Fe(OH)2 (осадок)
Fe(OH)2 при температуре(t)= FeO +H20
10 votes
Thanks 11
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Answers & Comments
Verified answer
Fe + S = FeS2FeS + 3O2 = 2FeO + 2SO2
FeO + H2SO4 = FeSO4 + H2O
FeSO4 + 2KOH = Fe(OH)2 + K2SO4
Fe(OH)2 --t--> FeO + H2O
FeS + H2SO4 = FeSO4 +H2S (газ)
FeSO4 + 2NaOH = Na2 SO4 + Fe(OH)2 (осадок)
Fe(OH)2 при температуре(t)= FeO +H20