Question

In the given compounds what is the valency of Ca, Cl, Mg and O;
- CaCl2 and MgO

Answer 1

Answer:

valency of Ca = 2+

valency of Mg= 2+

valency of O = 2-

valency of Cl = 1-

Answer 2

The valency of Ca in CaCl2 is +2

The valency of Cl in CaCl2 is -1

The valency of Mg in MgO is +2

The valency of O in MgO is -2

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