The correct answer is A. Propanal.
An aldehyde is a compound with the functional group -CHO. The general formula for an aldehyde is RCHO, where R is an alkyl group. Propanal is an aldehyde with the molecular formula CH3CH2CHO. It is a colorless, flammable liquid with a pungent odor. It is used in the production of plastics, resins, and pharmaceuticals.
Propan-1-ol, also known as propyl alcohol, is a primary alcohol with the molecular formula CH3CH2CH2OH. It is a colorless, flammable liquid with a slightly sweet odor. It is used as a solvent, a fuel, and in the production of other chemicals.
Propanone, also known as acetone, is a ketone with the molecular formula CH3COCH3. It is a colorless, flammable liquid with a characteristic sweet odor. It
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