MCAT Organic Chemistry Question 46: Answer and Explanation
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Question: 46
1. Which of the following are Lewis bases?
I. Ag+
II. H2O
III. NH3
- A. I only
- B. I and II only
- C. II and III only
- D. I, II, and III
Correct Answer: C
Explanation:
NH3 and H2O are Lewis bases because nitrogen and oxygen can donate lone pairs. Ag+ is a Lewis acid because it can accept a lone pair into an unoccupied orbital.