Q. Which of the following compounds is called gypsum?
✅ Correct Answer: (A)
CaSO₄·2H₂O
Explanation: Gypsum is calcium sulfate dihydrate with the chemical formula CaSO₄·2H₂O.
Explanation by: Jyoti
Gypsum is calcium sulfate dihydrate with the chemical formula CaSO₄·2H₂O.