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NEET2011ChemistryHydrocarbonsActual

Assertion : Toluene in presence of UV rays forms benzaldehyde. Reason : Dichlorotoluene is formed as an intermediate.

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

D. If both assertion and reason are false.

Step-by-step solution

Oxidation of toluene using CrO ₃ in acetic anhydride or CrO ₂ Cl ₂ in CCl ₄ or CS ₂ and then hydrolysis gives benzaldehyde. No such intermediate is formed.

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