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NEETChemistryd and f Block Elements

What is the main reason why potassium permanganate titrations in the presence of hydrochloric acid are unsatisfactory?

Options

  1. AHydrochloric acid is oxidized to chlorine.
  2. BHydrochloric acid reacts with potassium permanganate to form a precipitate.
  3. CHydrochloric acid reduces potassium permanganate to manganate.
  4. DHydrochloric acid reacts with potassium permanganate to form sulfuric acid.

Correct answer

A. Hydrochloric acid is oxidized to chlorine.

Step-by-step solution

Potassium permanganate titrations in the presence of hydrochloric acid are unsatisfactory because hydrochloric acid is oxidized to chlorine.

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