а)
Fe + 2HCl => FeCl2 + H2
FeCl2 + 2NaOH => Fe(OH)2 + 2NaCl
б)
2Fe + 3Cl2 => 2FeCl3
FeCl3 + 3NaOH => Fe(OH)3 + 3NaCl
а)
Fe + 2HCl => FeCl2 + H2
FeCl2 + 2NaOH => Fe(OH)2 + 2NaCl
б)
2Fe + 3Cl2 => 2FeCl3
FeCl3 + 3NaOH => Fe(OH)3 + 3NaCl