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nastik1102
@nastik1102
July 2022
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Fe2O3 → Fe3O4 → FeO → Fe → FeSO4 → FeCl2 → Fe(NO3)2
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vaberezina201
1. Fe2O3 + 2O2 = Fe3O4
2. Fe3O4 + Fe = 4FeO
3. 2FeO =(при температуре)
2Fe+O2
4.Fe + H2SO4(разб.) = FeSO4 + H2↑
5.FeSO4+ 2BaCl = FeCl2+ BaSO4↓
6.
FeCl2 + 2AgNO3 = 2AgCl↓ + Fe(NO3)2
2 votes
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Answers & Comments
2. Fe3O4 + Fe = 4FeO
3. 2FeO =(при температуре) 2Fe+O2
4.Fe + H2SO4(разб.) = FeSO4 + H2↑
5.FeSO4+ 2BaCl = FeCl2+ BaSO4↓
6. FeCl2 + 2AgNO3 = 2AgCl↓ + Fe(NO3)2