351 E2p mc

351 E2p mc - 351 E2 Practice 1 How many stereoisomers are...

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351 E2 Practice 1. How many stereoisomers are there of 1-isopropyl-4-methylcyclohexane? A. only 1 structure possible - no stereoisomers B. two C. three D. four 2. Which of the following has a meso stereoisomer? I. 2,4-dichloropentane II. 1,3-dimethylcyclopentane III. 2,3-dichloropentane A. only I B. only II C. I and III D. I and II 3. Compound X, C 6 H 10 , is optically active. Hydrogenation of the compound gives methylcyclopentane. Which compound below is compound X? A. A B. B C. C D. D 4. Which constitutional isomer of dimethylcyclohexane does not exhibit cis-trans isomerism? A. 1,1-dimethylcyclohexane B. 1,2-dimethylcyclohexane C. 1,3-dimethylcyclohexane D. 1,4-dimethylcyclohexane
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5. The value of the equilibrium constant tells A. the overall activation energy of the reaction. B. the rate of the reaction. C. whether the reaction is endothermic or exothermic. D. which side of the reaction is energetically favored. 6. Which statement is correct concerning the relative stabilities of the two conformations, A and B, below? A. A is more stable. B. B is more stable. C. A and B are equal in stabilities. D. A and B are not equal in stability, but the preferred conformation cannot be determined by inspection. 7.
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This note was uploaded on 12/09/2009 for the course CHEM 351 taught by Professor Staff during the Spring '08 term at BYU.

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351 E2p mc - 351 E2 Practice 1 How many stereoisomers are...

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