Chemistry · Chemical Compounds
नीला थोथा (Blue Vitriol) का रासायनिक सूत्र क्या है?
- 1MgSO4.7H2O
- 2ZnSO4.7H2O
- 3CuSO4.5H2O✓
- 4FeSO4.7H2O
सही उत्तर देखें
CuSO4.5H2O
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