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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: - Which pair of atomic numbers represents s-block elements?
- Equal volumes of two monatomic gases,A and B at same temperature and pressure
- A mixture of two moles of carbon monoxide and one mole of oxygen
- If one strand of DNA has the sequence ATGCTTGA,the sequence in the complementary
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Topics: Haloalkenes and Haloarenes
(78)
Subject: Chemistry
(2512)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
- Which pair of atomic numbers represents s-block elements?
- Equal volumes of two monatomic gases,A and B at same temperature and pressure
- A mixture of two moles of carbon monoxide and one mole of oxygen
- If one strand of DNA has the sequence ATGCTTGA,the sequence in the complementary
- Which one of the following has ΔS⁰ greater then zero
Topics: Haloalkenes and Haloarenes (78)
Subject: Chemistry (2512)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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