Blue vitriol is commonly used in industrial dyeing processes. what is the chemical formula for blue vitriol, whose systematic name is copper(ii) sulfate?

The chemical formula of blue vitrol is

Explanation:

Blue vitrol is the common name of a compound having chemical name copper (II) sulfate.

This is formed by the combination of copper ions and sulfate ions.

Copper is the 29th element of periodic table having electronic configuration of .

To form ion, this element will loose 2 electrons.

Sulfate ion is a polyatomic ion having chemical formula of

By criss-cross method, the oxidation state of the ions gets exchanged and they form the subscripts of the other ions. This results in the formation of a neutral compound.

Hence, the chemical formula for copper(II) sulfate is

the answer is c.the valence of the atoms combine .

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