sum05 midterm2 key

sum05 midterm2 key - CHEMISTRY 30B UCLA SUMMER SESSION C...

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CHEMISTRY 30B UCLA SUMMER SESSION C 2005 MIDTERM EXAM II KEY On my honor, I have neither given nor received any aid on this exam. KEY ____________________________ __________________________ S i g n a t u r e I . D . N u m b e r KEY _____________________________ Circle the Name of Your TA N a m e ( P r i n t ) A m a n d a D e n n i s J u a n F e r n a n d e z R o b e r t K o j i m a Question Points -------------------------------------------------- 1 (20) -------------------------------------------------- 2 (8) -------------------------------------------------- 3 (24) -------------------------------------------------- 4 (20) -------------------------------------------------- 5 (18) -------------------------------------------------- 6 (20) -------------------------------------------------- 7 (15) -------------------------------------------------- Total (125)
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Name: KEY Page 2 THEORY 1. A. (3) Rank (1 most, 5 least) the following cations for stability. OMe OMe OMe N H 4 3 2 5 1 B. (3) What information is obtained from DEPT spectra? The number of protons attached to a carbon – ie C, CH, CH 2 , CH 3 . C. (3) Write a balanced equation for the reaction of lithium with 1-bromobutane. Bu-Br + 2 Li ------- ! Bu-Li + LiBr D. (3) Ketal protecting groups are STABLE to which of the following conditions? (circle answers) Acids Bases Nucleophiles Oxidizing Agents Reducing Agents E. (8) There are FOUR fundamental reactive intermediates in organic chemistry. Write their names and formulas and drawings of the most stable structures. Carbanion
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sum05 midterm2 key - CHEMISTRY 30B UCLA SUMMER SESSION C...

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