Ответ:
Fe → FeCl3 → Fe(OH)3 → Fe2O3 → Fe(NO3)3 → Fe → FeCl2
2Fe+6HCl=2FeCl3+3H2
FeCl3+3NaOH=Fe(OH)3+3NaCl
2Fe(OH)3=Fe2O3+3H2O
Fe2O3+6HNO3=2Fe(NO3)3+3H2O
2Fe(NO3)3+3Zn=3Zn(NO3)2+2Fe
Fe+2HCl=FeCl2+H2
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Ответ:
Fe → FeCl3 → Fe(OH)3 → Fe2O3 → Fe(NO3)3 → Fe → FeCl2
2Fe+6HCl=2FeCl3+3H2
FeCl3+3NaOH=Fe(OH)3+3NaCl
2Fe(OH)3=Fe2O3+3H2O
Fe2O3+6HNO3=2Fe(NO3)3+3H2O
2Fe(NO3)3+3Zn=3Zn(NO3)2+2Fe
Fe+2HCl=FeCl2+H2