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The -OH group of an alcohol or the -COOH group of a carboxylic acid can be replaced by -Cl using
Options
(a) phosphorus pentachloride
(b) hypochlorous acid
(c) chlorine
(d) hydrochloric acid
Correct Answer:
phosphorus pentachloride
Explanation:
ROH + PCl₅ → RCl + POCl₃ + HCl
RCOOH + PCl₅ → RCOCl + POCl₃ + HCl.
Related Questions: - Two moles of an ideal gas expand spontaneously into a vacuum. The work done is
- The strength of H₂O₂ (in g/litre) in 11.2 volume solution of H₂O₂ is
- Which of the following species contains equal number of σ- and π-bonds
- Which is difference between melting and boiling point of zero group elements
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Topics: Alcohols Phenols and Ethers
(80)
Subject: Chemistry
(2512)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
- Two moles of an ideal gas expand spontaneously into a vacuum. The work done is
- The strength of H₂O₂ (in g/litre) in 11.2 volume solution of H₂O₂ is
- Which of the following species contains equal number of σ- and π-bonds
- Which is difference between melting and boiling point of zero group elements
- Standard reduction potential for Al³⁺/Al , Fe²/Fe, Br/Br are ₋1.66V, ₋0.45V, 1.09V
Topics: Alcohols Phenols and Ethers (80)
Subject: Chemistry (2512)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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