Q5bkey - A) S N 1 B) S N 2 C) S N 1 and S N 2 D) E2...

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5b CHEM 3053 – Fall 2011 Name: First__________________ Last__________________ CWID__________________ Quiz #5 – 15 points Date: Friday, October 21, 2011 Mark the letter answer legibly (A, B, C, or D) for each question in the blank to the left. ____B____ 1) Identify which anion would be the most nucleophilic in protic solvents. A) F - B) I - C) Br - D) Cl - ___D_____ 2) Identify which anion would be the best leaving group. A) F - B) - OH C) - CH 3 D) I - ____C____ 3) For the following reaction, identify which mechanism(s) it proceeds through.
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Unformatted text preview: A) S N 1 B) S N 2 C) S N 1 and S N 2 D) E2 ___A_____ 4) Identify which compound would be the weakest nucleophile. A) H 2 O B) -OH C) CH 3 CO 2-D) CH 3 O-___D_____ 5) Identify the least stable carbocation. ___C_____ 6) Extra Credit: Identify which alkyl halide would react most rapidly via an S N 2 mechanism. Et Br DMSO NaCN Et CN + Et CN 75% 25% A) B) C) D) I F Br Cl A) B) C) D)...
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This note was uploaded on 12/22/2011 for the course CHEM 3053 taught by Professor Laurashirtcliff during the Fall '11 term at Oklahoma State.

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