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Which compound gives a yellow precipitate of iodoform with I2 and NaOH?
APentan-3-one
BButan-2-one
CBenzaldehyde
DPropanal
Answer & Solution
Correct answer: B. Butan-2-one
Butan-2-one has a CH3CO group, which the iodoform reaction detects, while the other three lack that group.
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