14D_f09_finalB

14D_f09_finalB - Chemistry 14D 1. Fall 2009 Final Exam Part...

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Chemistry 14D Fall 2009 Final Exam Part B Page 1 Page 1 score = 1. (21) Write the best reactants or major organic product(s). Do not include any mechanism details . If no reaction occurs or the transformation shown is not possible, write “NR.” If more than one product is produced in a significant amount, label the major product. (a) H 2 , Pt (b) OH (c) H 2 O H 2 SO 4 (d) F aq. HNO 3 aq. H 2 SO 4 (e) OC(CH 3 ) 3 (CH 3 ) 3 CCl AlCl 3 (f) NH 2 O 2 N Br 2 FeBr 3 (g) Br
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Chemistry 14D Fall 2009 Final Exam Part B Page 2 Page 2 score = 2. (2) Circle all of the true statement(s) concerning transition states. (a) They are the highest energy structures between reactants and products for a reaction. (b) They are the highest energy structures between reactants and products in all mechanism steps. (c) They control K eq . (d) Their energy is independent of the reaction solvent. 3. (2) Circle all of the true statement(s) concerning a mechanism’s rate-determining step (rds). (a) Carbocation formation, when present, is frequently the rds. (b) The rds transition state is the highest energy point in a reaction’s energy profile.
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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_f09_finalB - Chemistry 14D 1. Fall 2009 Final Exam Part...

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