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8.1. Aldehydes and ketones — Chemistry STD 12 Science — Question

CBSE BoardEnglish MediumSTD 12 ScienceChemistry8.1. Aldehydes and ketones1 Mark
MCQ
The correct statement regarding a carbonyl compound with a hydrogen atom on its alpha carbon,is
  • A
    a carbonyl compound with a hydrogen atom on its alpha-carbon never equilibrates with its corresponding enol.
  • B
    a carbonyl compound with a hydrogen atom on its alpha-carbon rapidly equilibrates with its corresponding enol and this process is known as aldehydeketone equilibration
  • C
    a carbonyl compound with a hydrogen atom on its alpha-carbon rapidly equilibrates with its corresponding enol and this process is known as carbonylation.
  • ✓
    a carbonyl compound with a hydrogen atom on its alpha-carbon equilibrates with its corresponding enol and this process is known as keto-enol tautomerism.
✓

Answer

Correct option: D.
a carbonyl compound with a hydrogen atom on its alpha-carbon equilibrates with its corresponding enol and this process is known as keto-enol tautomerism.
d

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