Question

What is the chemical formula for blue vitriol, whose systematic name is copper(II) sulfate?

Answer 1

`CuSO_4. 5H_2O`

Explanation:

Actually the compound ,blue vitriol is a hydrated crystalline substance ,so its formula is written as `CuSO_4. 5H_2O`
and its chemically known as `color(blue)("copper(II)sulphate pentahydrate")`

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