Which functional group is characteristic of alcohols?
Difficulty: Easy
About this MCQ
Easy MCAT item. Correct choice: A. Hydroxyl group (-OH).
- A. Hydroxyl group (-OH) ✓
- B. Carboxyl group (-COOH)
Why not B: “Carboxyl group (-COOH)” is not Hydroxyl group (-OH).
- C. Amino group (-NH2)
Why not C: “Amino group (-NH2)” is not Hydroxyl group (-OH).
- D. Carbonyl group (C=O)
Why not D: “Carbonyl group (C=O)” is not Hydroxyl group (-OH).
Correct answer
A. Hydroxyl group (-OH)
Explanation
Hydroxyl group (-OH) is the term that matches “Which functional group is characteristic of alcohols” (option A). Option B (Carboxyl group (-COOH)) is a different value from Hydroxyl group (-OH). Option C (Amino group (-NH2)) is a different value from Hydroxyl group (-OH). Option D (Carbonyl group (C=O)) is a different value from Hydroxyl group (-OH). Keep Hydroxyl group (-OH) as the MCAT fact for this stem.
Source: Original practice question, MCQsHub
Tags: American Exams, MCAT, Organic Chemistry
Submitted by: MCQsHub Editorial
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