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Alcohols, Phenols and Ethers
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Reactions of alcohols: oxidation, esterification, dehydration, Lucas test
JEE Main level
Single correct option
Difficulty 2 of 3
ap023
Butan-2-ol is passed over copper at 573 K. The major organic product is
A
butanal
B
butanone
C
but-2-ene
D
butanoic acid
Answer: B
Hot copper dehydrogenates primary alcohols to aldehydes and secondary alcohols to ketones. Butan-2-ol loses
H
X
2
to give butanone.
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