MCQ
The green vitriol is:
- ✓$ FeSO_{4} \cdot 7H_{2}O $
- B$ CuSO_{4} \cdot 5H_{2}O $
- C$ CaSO_{4} \cdot 2H_{2}O $
- DNone of these
✓
Answer
Correct option: A.
$ FeSO_{4} \cdot 7H_{2}O $
A
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