JAMB - Chemistry (2023 - No. 61)
Which functional group is present in alkanals?
Carbonyl group (C=O)
Hydroxyl group (-OH)
Alkyl group (-R)
Carboxyl group (-COOH)
Explicação
The carbonyl group (C=O) is the functional group present in alkanals. It consists of a carbon atom double-bonded to an oxygen atom.