Question

Fe → Fe (le → Fe (OH), → Fe O
2

Answer 1

Fe+2HCl=FeCl2+H2

FeCl2+2KOH=Fe(OH)2+2KCl

Fe(OH)2=FeO+H2O(t)

FeO+CO=Fe+CO2(t)

2Fe+3Cl2=2FeCl3

FeCl3+3NaOH=Fe(OH)3+3NaCl

2Fe(OH)3=Fe2O3+3H2O(t)

2Fe2O3+3C=4Fe+3CO2(t)