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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: - In the reaction : 2P₂O₅ + 2HNO₃ → P₄O₁₀ + x, the term x is
- Which of the following is formed, when benzaldehyde reacts with alcoholic KCN
- How many FeSO₄.7H₂SO₄ will be oxidised by an acidified solution containing 9.48g
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Topics: Haloalkenes and Haloarenes
(78)
Subject: Chemistry
(2512)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
- In the reaction : 2P₂O₅ + 2HNO₃ → P₄O₁₀ + x, the term x is
- Which of the following is formed, when benzaldehyde reacts with alcoholic KCN
- How many FeSO₄.7H₂SO₄ will be oxidised by an acidified solution containing 9.48g
- Which of the following will not show resonance
- Na₂CO₃ is manufactured by solvay process, the products that are recycled are
Topics: Haloalkenes and Haloarenes (78)
Subject: Chemistry (2512)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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