Midterm1-key-1

Midterm1-key-1 - ilr|il|ilililili GHEM 51 B LEC B(40561 Midterm 1(Spring 2007 ver A Instructions To Student 1 Print your Name and the Date clearly

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Unformatted text preview: \ ,*- {- ',,..., ' ' ilr|il|ilililili GHEM 51 B LEC B (40561) Midterm 1 (Spring 2007) ver A llllillllllllillllilllillll Instructions To Student: 1. Print your Name and the Date clearly 2. Write your Student ID number tegibly in the boxes provied 3. Bubble in each number of your Student ID completely 4. Write your Name and Snrdent ID in the upper right corner of all following pages Name: 1140 Assigned Seat#:_ Date: I / STU DENT lD: For Access UCI sndent, leaveJirst column blank then enter your 7-digit Student ID number. Do Nor opEN youR EXAMs UNTrL INSTRUCTED To Do so. Read the entire exam before startine & Your answers must be neat and legible. Question 1 2 3a 3b+c 4 -pl 4 -p2 5 6 7 Total Score /108 InitialsAtrame: C-+0. 1. a. How many products would you expect to obtain from monochlorination of the following compounds? Ignore diastereomers. (4 points) gaL'w clnQ .r d@, +-h I .r<--F"*, ^--Y HsC *- Number of products from monochlorination: b. (3 points) Which reaction, bromination or chlorination,wouldyou expect to be: ii. a faster reaction: elrrl.g t i r*t* fUEF{f iii. an endothermic reaction, btf'tfnai C\ filTkFi\ \naJo "^*a I i. a more selective reaction: Mechanism: gu cLelrl CLaqter t' 6orkJ w+ \+L *< Snucl' \jvq, c. Draw the major product of monobromination. Show an arrow-pushing mechanism for the reaction. (11 points) hu, A Brz A=l '{*-./ $ex \{ InitialsAtrame: 1. a. How many products would you expect to obtain from monochlorination foilowing compounds? Ignore diastereomers. (4 points) Number of products from monochlorination: b. Draw the major product of monobromination. for the reaction. (11 points) hu, A Brz Bry { Vr-Wr g(" f +ww c. (3 points) Which reaction, bromination or chlorination, would you expect to be: i i. a faster reaction: €lrttofrndt h o,n 4 iii. an exothermic reaction: Lf\d \llot"u \ $ rg, t^^a /\*....
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This note was uploaded on 06/08/2008 for the course CHEM 51B taught by Professor Taagapera during the Spring '08 term at UC Irvine.

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Midterm1-key-1 - ilr|il|ilililili GHEM 51 B LEC B(40561 Midterm 1(Spring 2007 ver A Instructions To Student 1 Print your Name and the Date clearly

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