fall99org1e2

fall99org1e2 - Fall 99 Exam 2. Chapters 5-8 100points Name...

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Fall 99 Exam 2. Chapters 5-8 100points N a m e If you do not want your graded quiz placed in the box outside my office, then please tick here Answer all the questions. 1) (6pts) Assign (R) or (S) to all the chiral centers in the following molecules. OH FC H 3 Cl CF 3 Br H Cl Cl CF 3 H F O (a) (b) (c) F F 2) (3pts) Also indicate whether each molecule is chiral or achiral. (a) (b) (c) 3) (1pt) True or False? A molecule can be chiral even though it has a mirror plane of symmetry. Fall99-org1exam2 - 1 -
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4) (12pts) 2-Butene can exist as two geometric isomers, and one is of lower energy than the other. (i) draw the two isomers (ii) identify which is cis and which is trans (iii) assign Z or E to each isomer (iv) explain why one is more stable than the other. Fall99-org1exam2 - 2 -
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5) (5pts) Name this compound in IUPAC form. Br 6) (10pts) For each pair of molecules, circle the one which will undergo S N 1 type reactions the quickest, and write a sentence to explain your answer/guess.
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This note was uploaded on 08/16/2011 for the course CHEM 307 taught by Professor Several during the Spring '08 term at Rutgers.

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fall99org1e2 - Fall 99 Exam 2. Chapters 5-8 100points Name...

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