Q. Permanent hardness of water can be removed by adding

  • (A) Potassium permanganate
  • (B) Chlorine
  • (C) Washing soda
  • (D) Bleaching powder
✅ Correct Answer: (C) Washing soda

Published by Ram Sharma ⭐ 193.88K Points at 26-Nov-2021 10:33 pm in Chemistry

You must be Logged in to update hint/solution

📝 Notes by Other Students/ Teachers

📊 Question Analytics

👁️
604
Total Visits
📽️
5 y ago
Published
🎖️
Ram Sharma
Publisher
📈
81%
Success Rate