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NEET2017ChemistryAlcohols Phenols and EthersActual

Assertion : Phenol forms 2, 4, 6-tribromophenol on treatment with Br ₂ - water at 273 ~K . Reason : Phenol is o, p - directing group.

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

B. If both assertion and reason are true but reason is not the correct explanation of assertion.

Step-by-step solution

Phenol forms 2, 4, 6 tribromophenol on treatment with Br _ 2⁻ water. In phenols, the polarisation of bromine takes place even in the absence of Lewis acid.

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