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JIPMER2005Chemistryd and f Block Elements

H ₂ C ₂ O ₄+ KMnO ₄ in acidic medium reacts to have change in oxidation number of Mn from

Options

  1. A7 to 5
  2. B2 to 7
  3. C5 to 7
  4. D7 to 2

Correct answer

D. 7 to 2

Step-by-step solution

In this reaction change in oxidation number is from +7 to +2 . +7 KMnO ₄ +2 Mn ²⁺

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