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Unformatted text preview: Chemistry 14D Winter 2011 Exam 1 Solutions Page 1 Statistics : High score, average and low score will be posted on the course web site after exam grading is complete. The exam is ready to be picked up when these numbers are posted. A note about exam keys : The answers presented here may be significantly longer than expected from a student taking the exam. An exam key serves not only to reveal what was expected, but to instruct you as well. To see the projected course grade cutoffs, consult the grading scale on the Chem 14D course web page. 1. An electrophile 2. (a) A + B → C (b) False Δ G ‡ controls reaction rate, not equilibrium position . (c) Stepwise (d) False It could be anything! Not every reaction intermediate is a carbocation . 3. Δ G A+B TS 1 C Δ G 1 rds TS 2 Δ G 2 D reaction coordinate energy 4. The basic principle or guiding statement to decide the major product of a reaction is the more stable product is the major product unless there is some overriding feature in the transition state (such as the...
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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.
- Winter '08