Question

Question 8
In which of the following compounds $\text{-OH}$ is the functional group
(a) Butanone
(b) Butanol
(c) Butanoic acid
(d) Butanal

Answer 1

The answer is (b).

The -OH functional group is used for the compounds belonging to the family of alcohols. The suffix used for these compounds is -ol. Hence, butanol has functional group -OH.