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dikowa10
@dikowa10
November 2021
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СРОЧНОООООООООО ПОМОГИТЕ ПЖ
K->K2O->KOH->Fe(OH)2->FeO->FeBr2->Fe
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Answers & Comments
Potassium
4K + O2 = 2K2O
K2O + H2O = 2KOH
2KOH + Fe(NO3)2 = Fe(OH)2 + 2KNO3
Fe(OH)2 (t)= FeO + H2O
FeO + 2HBr = FeBr2 + H2O
FeBr2 + 2Na = 2NaBr + Fe
1 votes
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dikowa10
спасибо большое!
Potassium
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Answers & Comments
K2O + H2O = 2KOH
2KOH + Fe(NO3)2 = Fe(OH)2 + 2KNO3
Fe(OH)2 (t)= FeO + H2O
FeO + 2HBr = FeBr2 + H2O
FeBr2 + 2Na = 2NaBr + Fe