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Multiple Choice
Which of the following functional groups is present in alcohols?
A
Amino group (-NH2)
B
Hydroxyl group (-OH)
C
Carboxyl group (-COOH)
D
Carbonyl group (C=O)
Verified step by step guidance
1
Identify the functional group associated with alcohols. Alcohols are characterized by the presence of a specific functional group.
Recall that the functional group for alcohols is the hydroxyl group, which is represented as \(-OH\).
Understand that the hydroxyl group consists of an oxygen atom bonded to a hydrogen atom, and this group is attached to a carbon atom in the organic molecule.
Differentiate the hydroxyl group from other functional groups listed: the amino group \((-NH_2)\), the carboxyl group \((-COOH)\), and the carbonyl group \((C=O)\).
Conclude that the presence of the hydroxyl group \((-OH)\) is what defines a compound as an alcohol, distinguishing it from other types of organic compounds.