P Priyanka Tomar 🎓 Tutor III ⭐ 35.28K Points 📊 Chemistry Q. नीला थोथा (Blue Vitriol) का रासायनिक सूत्र है ? (A) Na₂SO₄-10H₂O (B) CuSO₄-5H₂O (C) Na₂Co₃ 10H₂O (D) Na₂S₂O₃ -5H₂O 👁️ Show Answer 🔗 Share ⚡Menu ✅ Correct Answer: (B) CuSO₄-5H₂O You must be Logged in to update hint/solution 💬 Discussion 💬 Comment