Răspuns:
2Mg + O2---> 2MgO
FeCl3 + 3KOH---> Fe(OH)3 +3KCl
Mg +2HCl---> MgCl2 + H2
2Al + 3S---> Al2S3
Zn + 2AgNO3---> Zn(NO3)2 + 2Ag
2Al + 6HCl----> 2AlCl3 +3H2
N2 + 3H2----> 2NH3
H2SO4+2NaOH---> Na2SO4+2H2O
Explicație:
