All GRE Subject Test: Chemistry Resources
Example Questions
Example Question #1 : Organic Intermediates
Which of the following transformations includes an enolate intermediate?
Possible Answers:
I, II, and III
I and II
II and III
I and III
III only
Correct answer:
II and III
Explanation:
Enolates are formed by an oxygen anion bound to an alkene carbon. Reactions II and III include an enolate intermediate, as shown in the mechanisms below, whereas reaction I is a simple SN2 reaction and does not include an enolate intermediate. Enolates are highlighted in red.
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All GRE Subject Test: Chemistry Resources
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