H2 + Cl2 --- 2HCl
HCl + Fe --- FeCl2 + H2
FeCl2 + Mg --- MgCl2 + Fe
MgCl2 +H2 --- Mg + 2HCl
NaOH+ HCl --- NaCL+ H20
H2 + Cl2 --- 2HCl
HCl + Fe --- FeCl2 + H2
FeCl2 + Mg --- MgCl2 + Fe
MgCl2 +H2 --- Mg + 2HCl
NaOH+ HCl --- NaCL+ H20