All GRE Subject Test: Chemistry Resources
Example Questions
Example Question #11 : Functional Group Reactions
What is the product of the reaction between 2-butanone and lithium aluminum hydride?
Possible Answers:
Butane
None of these
3-butanol
3-butanone
2-butanol
Correct answer:
2-butanol
Explanation:
Lithium aluminum hydride is a reducing agent. It reduces ketones and carboxylic acids to alcohols. 2-butanone is a 4-carbon chain with a double bond between an oxygen and carbon 2. The reduction turns the double bond with oxygen into a single bond to a hydroxy group. This makes the product 2-butanol.
Example Question #182 : Gre Subject Test: Chemistry
Which of the following would be a major product of the given reaction?
Possible Answers:
Correct answer:
Explanation:
The reaction of a primary amine with a ketone or aldehyde produces an imine by nucleophilic addition. Below is the mechanism for the reaction given:
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All GRE Subject Test: Chemistry Resources
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