Ответ:
3 Cl2 + 2 Fe → 2 FeCl3
2FeCl3 → 2FeCl2 + Cl2
FeCl2 + 2AgNO3 → 2AgCl + Fe(NO3)2
Fe(NO3)2 + 2NaOH → Fe(OH)2 + 2NaNO3
4Fe(OH)2 + O2 + 2H2O → 4Fe(OH)3
KOH + Fe(OH)3 → 2 H2O + KFeO2
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Ответ:
3 Cl2 + 2 Fe → 2 FeCl3
2FeCl3 → 2FeCl2 + Cl2
FeCl2 + 2AgNO3 → 2AgCl + Fe(NO3)2
Fe(NO3)2 + 2NaOH → Fe(OH)2 + 2NaNO3
4Fe(OH)2 + O2 + 2H2O → 4Fe(OH)3
KOH + Fe(OH)3 → 2 H2O + KFeO2