140A midterm2 key

140A midterm2 key - CHEMISTRY 140A TH NAME(please print...

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CHEMISTRY 140A NAME (please print) EXAM 2 (C P TH E D ) FIRST LAST M ARCH 3, 2008 SIGNATURE ID NUMBER LAST NAME OF PERSON SEATED TO YOUR RIGHT : LAST NAME OF PERSON SEATED TO YOUR LEFT : DO NOT OPEN THE EXAM UNTIL YOU ARE TOLD TO DO SO . Please sign your name on the top of pages 1 through 7. Please check that you have 8 pages (including this one; page 8 is blank for your scratch work). - Answer only in the space provided. Do not write answers on the back of a page. _____________________________________ Question Points Score _____________________________________ 1. 36 _____ 2. 18 _____ 3. 15 _____ 4. 31 _____ _____________________________________ Total 100 _____ _____________________________________ H He Li Be B C N O F Ne Na Mg Al Si P S Cl Ar K Ca Sc Ti V Cr Mn Fe Co Ni Cu Zn Ga Ge As Se Br Kr Rb Sr Y Zr Nb Mo Tc Ru Rh Pd Ag Cd In Sn Sb Te I Xe Cs Ba La Hf Ta W Re Os Ir Pt Au Hg Tl Pb Bi Po At Rn
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NAME:________________________________ 2 1a. (20 pts) For each of the following questions circle the correct answer: i) The correct ordering of the rates of reaction of alkyl halides in an S N 2 reaction is: Methyl > 1 ° > 2 ° > 3 ° 3° > 1° > 2° > methyl 3 ° > 2 ° > 1 ° > methyl Methyl > 3 ° > 2 ° > 1 ° ii)
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140A midterm2 key - CHEMISTRY 140A TH NAME(please print...

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