2Ca+O2 -2 CaO
3Al+O2-Al2O
2Сa+O2-2CaO 4Li+O2-2Li2O4AL+3O2-2Al2O3 2Cu+O2-2CuO3Fe+2O2-Fe3O4 2Zn+O2-2ZnO
2Ca+O2 -2 CaO
3Al+O2-Al2O
2Сa+O2-2CaO 4Li+O2-2Li2O
4AL+3O2-2Al2O3 2Cu+O2-2CuO
3Fe+2O2-Fe3O4 2Zn+O2-2ZnO