Write chemical formulas of the following compounds:

Write chemical formulas of the following compounds:

(a) Copper (II) sulphate.

Ans: – CuSO4.

(b) Calcium fluoride.

Ans: – CaF2.

(c) Aluminium bromide.

Ans: – AlBr3.

(d) Zinc sulphate.

Ans: – ZnSO4.

(e) Ammonium sulphate.

Ans: – (NH4)2SO4.

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