Quiz4 - Copy

Quiz4 - Copy - discipline for academic dishonesty I...

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Chem 51A Quiz 4 (10 points; 10 minutes) November 16, 2009 Academic Honesty Policy. Academic honesty is strictly enforced on quizzes, exams, and other aspects of this course. Academic dishonesty will result in a failing grade in the class and a letter in the student's file. Activities constituting academic dishonesty include: Cheating •Copying from others during an examination. •Communicating exam answers with other students during an examination. •Offering another person's work as one's own. •Taking an examination for another student or having someone take an examination for oneself. •Tampering with an examination after it has been corrected, then returning it for more credit. •Using unauthorized materials, prepared answers, written notes, or concealed information during an examination. Dishonest Conduct •Stealing or attempting to steal an examination or answer key from the instructor. •Allowing another student to copy off of one's own work during a test. Collusion •Any student who knowingly or intentionally helps another student perform any of the above acts is subject to
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Unformatted text preview: discipline for academic dishonesty. I understand and will abide by this academic honesty policy: ____________________________ (signature) Seat: _______ 1. Consider the stereoisomers of 2,3,4-pentanetriol. (5 pts) OH OH OH 2,3,4-pentanetriol a. Draw the two meso stereoisomers of 2,3,4-pentanetriol: b. Draw the two chiral stereoisomers of 2,3,4-pentanetriol that constitute a pair of enantiomers: c. Are there any other stereoisomers of 2,3,4-pentanetriol? ________ If so, please draw them below: 2. Draw the structure for (3 S ,6 S )-6-isopropyl-3-methyldecane. (Smith, 5.44d, 3 pts) 3. The specific rotation [ α ] of pure quinine, an antimalarial drug, is -165°. (Smith 5.60ce, 2 pts) a. What is the specific rotation [ α ] for the enantiomer of quinine? ________ b. What is the specific rotation [ α ] for a solution containing 80% quinine and 20% of its enantiomer? ________...
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