Question

Ca+HOH=
Al+HOH=
Na+HOH=
Al+HCl=
Mg+HCl=
Приравнять,и получить оксиды

Answer 1

1. CaOH
2. AlOH
3.NaOH
4.AlCl
5.MgCl

Answer 2

Сa +2 H2O = Ca(OH)2 + H2

2Al + 3H2O = Al2O3 + 3H2

2Na + 2H2O = 2NaOH + H2

2Al + 6HCl = 2AlCl3 + 3H2

Mg + 2HCl = MgCl2 + H2