Q. Potassium Permanganate is used for purifying drinking water, because

A) it dissolves the impurities of water

B) it is a sterilising agent

C) it is an oxidising agent

D) it is a reducing agent

โœ” Correct Answer: it is an oxidising agent

Exam Insight

Potassium permanganate is used in water purification because it acts as a strong oxidizing agent, killing bacteria and removing organic impurities.

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