Chem%20233%20Quiz%2010

Chem%20233%20Quiz%2010 - Chemistry 233 Organic I George A....

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Chemistry 233 Organic I George A. O’Doherty Quiz #10 There is a total of 10 points for this quiz. Answer all questions on the answer key provided. [I] Which of the following structures is not an example of an E -alkene? (1 point) A) B) C) D) E) [II] Which of the following structures is ( Z )-4-ethyl-3-octene? (1 point) A) B) C) D) E) [III] Which one of the following isomers is the least stable? (Keep in mind that the heat of hydrogenation for cyclopropane is –37.6 kcal/mol where as the heat of hydrogenation for propene is –29.7 kcal/mol.) (1 point) Et A) B) C) D) E) Et CH 3 Et [IV] Which one of the following isomers is the most stable? (Keep in mind that the ring strain for cyclohexane is ~0 kcl/mol and for cyclopropane is ~27 kcal/mol) (1 point) Et A) B) C) D) E) Et CH 3 Et
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[V] Which one of the following bicyclic alkenes does not contain a bridgehead olefin? (1 point) A) B) C) D) E) CH 3 CH 3 [VI] Which one of the following isomers is the least stable? (1 point) A) B) C) D) E)
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This note was uploaded on 09/18/2011 for the course CHEM 233 taught by Professor Shi during the Fall '08 term at WVU.

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Chem%20233%20Quiz%2010 - Chemistry 233 Organic I George A....

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