Multiple choice

Why potassium permanganate is used as disinfectant and in purifying drinking liquid?

  1. Because it is a sterilizing agent.

  2. Because it dissolves the impurities of water.

  3. Because it is a reducing agent.

  4. Because it is an oxidizing agent.
Reveal answer Fill a bubble to check yourself
D Correct answer
Explanation

Potassium permanganate acts as oxidizing agent (release oxygen) in the drinking liquid. Hence, it increases the purification level by adding oxygen into it.

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