Question

Write the molecular formula of each one of the following (a)Zinc phosphate;(The valency of zinc=2,and the valency of phosphate =3 (b)Aluminium oxide(The valency of aluminium=3,and the valency of oxygen=2) and the last question is (c) Sodium sulphate (The valency of Sodium=1,and the valency of sulphate=2​

Answer 1

Explanation:

plz refer to the above pic