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NEET2009ChemistryHydrocarbonsActual

Assertion: Cis-2-butene gives meso-2, 3-butanediol with dilute alkaline KMnO ₄ solution. Reason : Dilute alkaline KMnO ₄ solution gives trans addition with alkenes.

Options

  1. AIf both assertion and reason are true and reason is the correct explanation of assertion
  2. BIf both assertion and reason are true but reason is not the correct explanation of assertion
  3. CIf assertion is true but reason is false
  4. DIf both assertion and reason are false.

Correct answer

C. If assertion is true but reason is false

Step-by-step solution

Alkaline KMnO ₄ always gives cis-addition on olefins.

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