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In the reaction of phenol with CHCl₃ and aq.KOH the electrophile attacking the ring is
Options
(a) CHCl₃
(b) CHCl₂
(c) :CCl₂
(d) COCl₂
Correct Answer:
:CCl₂
Explanation:
The electrophile is dichloromethylene :CCl₂ generated from chloroform by the action of a base. OH⁻ + CHCl₃ ⇌ HOH + :CCl₃ → Cl⁻ + :CCl₂(Dichlorocarbene).
Related Questions: - At 25⁰C, the dissociation constant of a base, BOH, is 1.0 ˣ 10⁻¹².
- The energy of an electron in the 3rd orbit of hydrogen atom is -E
- A gas deviates from ideal behaviour at a high pressure because its molecules
- Which of the following complexes is used to be as an anticancer agent
- Which of the following statements is not correct for a nucleophile
Topics: Haloalkenes and Haloarenes
(78)
Subject: Chemistry
(2512)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
- At 25⁰C, the dissociation constant of a base, BOH, is 1.0 ˣ 10⁻¹².
- The energy of an electron in the 3rd orbit of hydrogen atom is -E
- A gas deviates from ideal behaviour at a high pressure because its molecules
- Which of the following complexes is used to be as an anticancer agent
- Which of the following statements is not correct for a nucleophile
Topics: Haloalkenes and Haloarenes (78)
Subject: Chemistry (2512)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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