ketone group

noun

Chemistry.

the characteristic group occurring in ketones that consists of the carbonyl group attached to two alkyl groups.

ketone group

noun

chem the functional group of ketones: a carbonyl group attached to the carbon atoms of two other organic groups

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Example Sentences

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When an osazone is decomposed by boiling with strong acids, the phenyl hydrazine groups break off, leaving a compound containing both an aldehyde and a ketone group.