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Unformatted text preview: CHEMISTRY 140B NAME (please print) MIDTERM EXAM 1 FIRST LAST A UG 11, 2004 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 6. − Please check that you have 9 pages (including this one; page 9 is blank for your scratch work). Page 7 and 8 contain tables of chemical shift and IR data. - Answer only in the space provided. Do not write answers on the back of a page. _____________________________________ Question Points Score _____________________________________ 1. 24 _____ 2. 16 _____ 3. 20 _____ 4. 20 _____ 5. 20 _____ _____________________________________ 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 NAME:________________________________ 2 1a. (16 pts) On the lines provided indicate the number of hydrogen and carbon environments for each molecule: H C H C H C H C Br Br H NH 2 1b. (4 pts) On the line provided indicate the number of doublets expected in the 1 H NMR spectrum of each molecule....
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This note was uploaded on 08/25/2009 for the course CHEM 140A taught by Professor Whiteshell during the Spring '04 term at UCSD.
- Spring '04