Chem 140A ternansky Midterm-2 Fall 09-Key

Chem 140A ternansky - Chemistry 140A TOTAL POSSIBLE 250 Fall 2009 POINTS MISSED Second Midterm Exam-250 points TOTAL 250 DO NOT OPEN THIS EXAM

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Unformatted text preview: Chemistry 140A TOTAL POSSIBLE: 250 Fall, 2009 POINTS MISSED: - Second Midterm Exam-250 points 11/19/09 TOTAL: 250 DO NOT OPEN THIS EXAM UNTIL INSTRUCTED TO DO SO.....FILL OUT THE FOLLOWING INFORMATION NOW : . LAST NAME (Print): KEY FIRST NAME (Print): Ima PID: __________________________________________________ SIGNATURE: __________________________________________ ID checker initials: ____________________ If you wish to have any answers considered for a re-grade, your exam must be completed in INK . 1. (65 points) For each compound shown, write the chiral designation (R or S) for the labeled carbon. If the indicated carbon is not a chiral center, write “NC” (not chiral) in the space provided. If the atoms are not numbered on the molecule shown, you are to use IUPAC numbering to identify the chiral centers. Br Br Cl 2 3 4 2: R 3: NC 4: R Cl CH 3 H H 3 C Br H H OH HO H CH 2 OH HO H O H 2 3 4 H Cl Cl H H Cl 1 2 3 4 O H 1 2 3 Compound A: Compound B: Compound C: Compound D: Compound E: Compound F: Cl H Br H 2 3 2: R 3: S 4: S 2: S 3: S 1: S 2: R 3: R 2: R 3: S 1: R 2: R 3: S 4: R 2 p t s e a c h ; 3 4 p t s t h i s p a g e CH...
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This note was uploaded on 03/31/2010 for the course CHEM chem 140A taught by Professor Dr.yang during the Spring '07 term at UCSD.

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Chem 140A ternansky - Chemistry 140A TOTAL POSSIBLE 250 Fall 2009 POINTS MISSED Second Midterm Exam-250 points TOTAL 250 DO NOT OPEN THIS EXAM

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