Question

Match the functional groups with their general notation.

• A. $-OH$
• B. $-C=O$
• C. $-CHO$
• D. $-COOH$

Answer 1

The functional group is an atom or a group of atoms attached to the carbon chain. They are responsible for the characteristic chemical properties of the organic compounds.

Alcohols are represented by -$OH$ group, ketones by -$CO$ group, aldehydes by -$CHO$ group and carboxylic acids by -$COOH$ group.