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JEE Advanced Chemistry Alcohols Phenols and Ethers 2024 JEE Advanced 2024 (Paper 1)

JEE Advanced Chemistry Question (2024) — Solution

Question

Reaction of iso-propylbenzene with O _2 followed by the treatment with H _3 O ^ + forms phenol and a by-product P . Reaction of P with 3 equivalents of Cl _2 gives compound Q . Treatment of Q with Ca ( OH )_2 produces compound R and calcium salt S . The correct statement(s) regarding P , Q , R and S is(are)

Options

  1. A. Reaction of P with R in the presence of KOH followed by acidification gives
  2. B. Reaction of R with O _2 in the presence of light gives phosgene gas
  3. C. Q reacts with aqueous NaOH to produce Cl _3 CCH _2 OH and Cl _3 CCOONa
  4. D. S on heating gives P

Answer

D. S on heating gives P

Step-by-step solution

(1) (2) ( R ) CHCl _3 O _2 Phosgene gas COCl _2 + HCl (3) Q does not undergo Cannizaro reaction (4)

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