Asked in PMC Practice Test 9 (2021) 2021Moderate

Aldole consist of which functional group?

Correct answer: C. Both A and B

  • A. Aldehyde
  • B. Alcohol
  • C. Both A and B
  • D. Ketone

Explanation

Aldole consists of both an Aldehyde group (-CHO) and an alcohol group (-OH) in the same molecule.

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About Reactivity of Aldehydes and Ketones

The polar carbonyl group makes aldehydes and ketones undergo nucleophilic addition, reduction and condensation reactions. Aldehydes are generally more reactive and oxidise readily to carboxylic acids, whereas ketones resist mild oxidation; reactions with hydrogen cyanide, sodium bisulfite and 2,4-DNP help identify their behaviour.

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