Question

Why is KMnO₄ used for sterilizing wells of drinking water?

Answer 1

1. KMnO₄ acts as a strong oxidizing agent.
2. It kills bacteria and germs by oxidizing organic impurities.
3. It disinfects and purifies water effectively.
4. A very dilute solution is safe and commonly used for sterilization.
5. Besides sterilizing, KMnO₄ also removes bad odor and color from water.