14D_w10_e01

14D_w10_e01 - Chemistry 14D Winter 2010 Exam 1 Page 1...

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Chemistry 14D Winter 2010 Exam 1 Page 1 Page 1 score = Questions 1–4 refer to this S N 2 reaction: CH 3 Cl NaI acetone CH 3 CH 3 1. (5) Complete the reaction by adding curved arrows, and completing the transition state and product drawings. 2. (1) Complete this rate expression. Do not use any abbreviations . Rate = k 3. (2) By adding, subtracting or transmuting (i.e., changing one element into another) at most three atoms of the electrophile rewrite the reaction so it is obviously faster . Include the product but not the mechanism. 4. (2) Finish this sentence by adding ten words or less : The reaction of question 3 is faster because. .. Questions 5 and 6 refer to this S N 1 reaction: I CH 3 OH + 5. (4) In the boxes above write two products that might be formed in significant amount in this reaction. Your products may not be stereoisomers of each other . 6. (13) Write the mechanisms for your two products of question 5. Do not include any transition states. Label the rate-determining step(s) with “rds.” OK to use ‘Ph’ as appropriate.
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Chemistry 14D Winter 2010 Exam 1 Page 2 Page 2 score = Questions 7 – 9 refer to this E2 reaction: Cl CH 3 NaOCH 3 CH 3 OH + Major Not major Major Not major 7. (5) In the boxes write two products that might be formed in significant amounts in this reaction. Circle “major” or “not major” below each product, as appropriate. 8.
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This note was uploaded on 03/12/2012 for the course CHEM 14D taught by Professor Hardinger during the Winter '08 term at UCLA.

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14D_w10_e01 - Chemistry 14D Winter 2010 Exam 1 Page 1...

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