1.
Mg + 2 HCl = MgCl2 + H2
2 Ca + O2 = 2 CaO
2 KNO3 = 2 KNO2 + O2
2AgBr =2 Ag + Br2
2 Li + 2 H2O= 2 LiOH + H2
2.
1.C
2. 2Al + 3Cl2 = 2AlCl3
3. 4Al + 3O2 = 2Al2O3
4. 2Ba + S2 = 2BaS
5.2Na + 2O2= 2Na2O
3.
2H2 + 2O2= 2H2O
1.
Mg + 2 HCl = MgCl2 + H2
2 Ca + O2 = 2 CaO
2 KNO3 = 2 KNO2 + O2
2AgBr =2 Ag + Br2
2 Li + 2 H2O= 2 LiOH + H2
2.
1.C
2. 2Al + 3Cl2 = 2AlCl3
3. 4Al + 3O2 = 2Al2O3
4. 2Ba + S2 = 2BaS
5.2Na + 2O2= 2Na2O
3.
2H2 + 2O2= 2H2O
дальше незнаю(