Practice Reaction With Phosphorus Trihalides (7.4.4.2.2)

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6 sample questions

Question 1.
What is an alcohol?
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Think about what defines an alcohol group.
Question 2.
What do phosphorus trihalides do?
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Consider their chemical behavior with alcohols.
3Question 3.
What group do phosphorus trihalides replace in alcohols?
- -OH
- -H
- -O2
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Remember what makes alcohols unique.
4Question 4.
True or False: Alkyl halides are formed directly from the reaction of alcohols with phosphorus trihalides.
- True
- False
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Think about the end product of the reaction.
Question 5.
Predict the products when butanol reacts with phosphorus tribromide.
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Consider the structure of butanol and what happens to the hydroxyl group.
Question 6.
Describe how the yield of alkyl halides can be affected by the choice of phosphorus trihalide.
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Think about which halide is more reactive.

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