Question

Fe=FeCI2=Fe(NO3)2=Fe(OH)2=FeO=Fe+CI=FeCI

Answer 1

Fe + 2HCl = FeCl2 + H2

FeCl2 + 2AgNO3 = Fe(NO3)2 + 2AgCl

Fe(NO3)2 + 2Na(OH)2 = Fe(OH)2 + 2NaNO3

2Fe(OH)2 = FeO + H2O

FeO + CO = Fe + CO2

2Fe + 3Cl2 = 2FeCl3