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Multiple Choice
Which of the following is a characteristic functional group of alcohols?
A
Carboxyl group (-COOH)
B
Hydroxyl group (-OH)
C
Carbonyl group (C=O)
D
Amino group (-NH2)
Verified step by step guidance
1
Identify the functional groups listed in the problem: Carboxyl group (-COOH), Hydroxyl group (-OH), Carbonyl group (C=O), and Amino group (-NH2).
Understand the definition of a functional group: A functional group is a specific group of atoms within a molecule that is responsible for a characteristic chemical reaction of that molecule.
Recognize that alcohols are organic compounds characterized by the presence of a hydroxyl group (-OH).
Recall that the hydroxyl group (-OH) is a common functional group in organic chemistry, particularly in alcohols, where it is bonded to a carbon atom.
Conclude that the characteristic functional group of alcohols is the hydroxyl group (-OH), as it defines the class of alcohols in organic chemistry.