Question

In which of the following compounds, — OH is the functional group?
(a) Butanone
(b) Butanol
(c) Butanoic acid
(d) Butanal

NCERT Class X
Science - Exemplar Problems

Chapter_Carbon and its Compounds

Answer 1

Answer: (b) Butanol

Explanation: Functional group is defined as the group of atoms which provide characteristic properties to a compound.

Butanone contains ketone $(-C=O)$ as the functional group.

Butanol contains alcohol $(-OH)$ as the functional group.

Butanoic acid contains carboxylic acid  $(-COOH)$ as the functional group.

Butanal  contains aldehyde  $(-CHO)$ as the functional group.

Answer 2

Answer:

option b) is the correct answer it it consist of prefix ( nol)

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