Question

Blue vitriol is the common name of hydrated copper sulphate.

• A. True
• B. False

Answer 1

The correct option is A True

When water is added to $CuS{O}_4$, the white solid turns blue in crystalline form with molecular formula $CuS{O}_4.5H_{2}O$. Hence, the Pentahydrate is blue in colour. Hydrated Copper Sulphate is commonly called Blue Vitriol.