4Fe + 3O2 + 6H2O => 4Fe(OH)3
Fe + 2HCl = FeCl2 + H2
FeCl2 + 2NaOH = Fe(OH)2 + 2NaCl
4Fe(OH)2 + O2 + 2H2O = 4 Fe(OH)3
4Fe + 3O2 + 6H2O => 4Fe(OH)3
Fe + 2HCl = FeCl2 + H2
FeCl2 + 2NaOH = Fe(OH)2 + 2NaCl
4Fe(OH)2 + O2 + 2H2O = 4 Fe(OH)3