Which acid is commonly used as a reducing agent in the reaction with acidified KMnO4?
Options
- A. Acetic acid
- B. Oxalic acid
- C. Propionic acid
- D. Benzoic acid
- E. Citric acid
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Correct Answer (Detailed Explanation is Below)
B. Oxalic acid
Detailed Explanation
Oxalic acid is oxidised by permanganate while permanganate is reduced, causing its purple colour to disappear.
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