Объяснение:
Fe + 2HCl = FeCl2 + H2
FeCl2 + 2NaOH = Fe(OH)2 + 2NaCl
Fe(OH)2 = FeO + H2O
FeCl3 + 3NaOH = Fe(OH)3 + 3NaCl
2Fe(OH)3 = Fe2O3 + 3H2O
Объяснение:
Fe + 2HCl = FeCl2 + H2
FeCl2 + 2NaOH = Fe(OH)2 + 2NaCl
Fe(OH)2 = FeO + H2O
FeCl3 + 3NaOH = Fe(OH)3 + 3NaCl
2Fe(OH)3 = Fe2O3 + 3H2O