Quiz 9 - Copy - Strain energies: H-H eclipsing = 1 kcal/mol...

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Quiz 9 1. Draw the least stable conformation of pentane using a Newman projection of the view along the C 2 -C 3 bond. 2. Using the table of strain energies below, arrange the conformations of 2-methylbutane in order of increasing stability (1=least stable, 3=most stable). What is the difference in energy between the most stable and the least stable confotmation?
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Unformatted text preview: Strain energies: H-H eclipsing = 1 kcal/mol CH 3-H eclipsing = 1.3 kcal/mol CH 3-CH 3 eclipsing = 3.0 kcal/mol CH 3-CH 3 gauche = 0.9 kcal/mol Quiz 9 http://www.chem.uh.edu/Courses/Bean/Chem3331/Quizzes/Fall2009/qui. .. 1 of 1 10/14/2009 5:30 PM...
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