1)When an alkene undergoes oxymercuration-demercuration, the reaction proceeds w

Question

1)When an alkene undergoes oxymercuration-demercuration, the reaction proceeds with
A) anti-Markovnikov orientation and syn addition.
B) Markovnikov orientation and anti addition.

2) Which species acts as the nucleophile in the reaction of 1-butene with bromine water?

C) water
D) a bromide ion

3)The reaction of 1-methylcyclopentene with bromine water proceeds via __________ addition and gives the __________ product.
A) syn; Markovnikov
B) syn; anti-Markovnikov
C) anti; Markovnikov
D) anti; anti-Markovnikov

4)Hydrogenation of an alkene, catalyzed by platinum metal, proceeds with __________ stereochemistry and is an example of __________ catalysis.
A) syn; homogeneous
B) anti; homogeneous
C) anti; heterogeneous
D) syn; heterogeneous

5)Markovnikov's Rule is most useful when predicting the major product formed in which type of reaction?
A) dehydrohalogenation
B) hydroxylation
C) hydration

Explanation / Answer

1)   A) anti-Markovnikov orientation and syn addition.

2) D) a bromide ion

3) D) anti; anti-Markovnikov

4) B) anti; homogeneous

5) A) dehydrohalogenation

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