ACS Review 6 Reactions of Alkenes - Addition Reactions

ACS Review 6 Reactions of Alkenes - Addition Reactions -...

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ACS Review Reactions of Alkenes - Addition Reactions 1. Which one of the following is not a metal catalyst for the hydrogenation of an alkene? A. Pd B. Pt C. Na D. Ni 2. What is(are) the product(s) in the Pd-catalyzed hydrogenation of 1,2-dimethylcyclopentene? A. trans -1,2-dimethylcyclopentane B. cis -1,2-dimethylcyclopentane C. a mixture of trans and cis -1,2-dimethylcyclopentane D. 1,1-dimethylcyclopentane 3. Which of the following alkenes is expected to have the highest heat of hydrogenation? A. 1-pentene B. trans -2-pentene C. cis -2-pentene D. 2-methyl-2-butene 4. Which alkene below is thermodynamically the most stable? A. 1-hexene B. trans -3-hexene C. cis -3-hexene D. 2-methyl-2-pentene 5. The stereochemical pathway for the hydrogenation of an alkene with a metal catalyst, such as platinum, occurs via : A. syn addition B. anti addition C. Markovnikov addition D. anti-Markovnikov addition 6. The product(s) in the following reaction is(are): A. only trans -1-4-dimethylcyclohexane B. only cis -1-4-dimethylcyclohexane C. both trans and cis -1-4-dimethylcyclohexane D. methylcyclohexane 7. What is the major product of the following reaction?
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A. A B. B C. C D. D 8. What is the intermediate in the following reaction? A. A B. B C. C D. D 9. Which of the following is not a possible reaction of a carbocation?
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A. addition of a nucleophile B. rearrangement to a more stable carbocation C. addition of a proton to form an alkane D. loss of a ß-hydrogen to form an alkene 10. Addition of HCl to 3-methyl-1-pentene gives two products. One of these is 2-chloro-3-methylpentane. What is the other product? A. 1-chloro-3-methylpentane B. 3-chloro-3-methylpentane C. 3-chloro-2-methylpentane D. 2-chloro-2-methylpentane 11. Predict which of the following alkenes reacts the fastest with HCl?
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This note was uploaded on 12/17/2010 for the course CHEM 101 taught by Professor Silva during the Spring '08 term at Binghamton University.

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ACS Review 6 Reactions of Alkenes - Addition Reactions -...

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