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)

Reaction of R with O 2 in the presence of light gives phosgene gas

Q reacts with aqueous NaOH to produce Cl 3 CCH 2 OH and Cl 3 CCOONa

Reaction of R with O 2 in the presence of light gives phosgene gas

Q reacts with aqueous NaOH to produce Cl 3 CCH 2 OH and Cl 3 CCOONa

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Reaction of iso-propylbenzene with O₂ followed by the treatment with H₃O⁺ forms phenol and a by-product P. Reaction of P with 3 equivalents of Cl₂ 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)

Updated On: Jun 10, 2024

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The correct option is (A): Reaction of P with R in the presence of KOH followed by acidification gives

, (B): Reaction of R with O₂ in the presence of light gives phosgene gas. and (D): S on heating gives P

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List-I Compound		List-II Product in Basic Medium (in NaOH + Heat)
A	Ethanal	(I)	Benzoic acid + Phenyl methanol
B	Methanal	(II)	3-Hydroxybutanal + But-2-enal
C	Benzenecarbaldehyde	(III)	4-Hydroxy-4-methylpentan-2-one + 4-Methylpent-3-en-2-one
D	Acetone	(IV)	Formic acid + Methanol