Asked in UHS MDCAT 2010 2010Moderate

Dissociation constant of phenol is:

Correct answer: D. 1.3 x 10^-10

  • A. 1.2 x 10^-10
  • B. 1.2 x 10^10
  • C. 1.3 x 10^10
  • D. 1.3 x 10^-10

Explanation

A is incorrect.B is incorrect.C is incorrect.D is correct as disassociation constant of phenol is 1.3 x10-10 (fact)

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About Phenols

Phenols contain a hydroxyl group directly bonded to an aromatic ring, making them more acidic than alcohols because the phenoxide ion is resonance-stabilised. Reactions include ionisation with bases, electrophilic substitution, bromination, nitration and oxidation, with attention to the difference between phenols and aliphatic alcohols.

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