2010 Ochem II Final

2010 Ochem II Final - Name First_Last Chemistry 3153 Final...

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Name: First _________ Last. __________ _ Genera! Instructions Chemistry 3153 Final Exam 200 pts Wednesday, April 30,2008 1. Check for a total of 13 pages (including this one, two of spectral tables and a blank one at the end) 2. There should be 7 multi-part questions + 3 extra credit questions. 3. Please sign the attendance sheet as it circulates. 4. Keep your exam flat on the desk in front of you. Show Your Work, Be Specific With Your Answers and Write Legibly Good Luck You may pick up your exam on Friday. Your exam score will be on page 2.
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1. (10) Nomenclature. Mark the letter answer (A, B, C or D) corresponding to the systematic name for each compound in the blank on the left. A A ethyl 2-hydroxybenzoate B) 2-hydroxy ethyl benzoate C) 2-carbethoxybenzenoI D) 2-carbethoxyphenol A) I-phenyl-l-oxo-5-hexene o B) 4-pentenophenone C) 5-benzoyl-l-pentene D) I-phenyl-5-hexen-l-one A) cyclopentyl ether B) oxocyclopentane C) tetrahydrofuran Q D) tetrahydropyran A) 1-( dimethyJamino )-3-methylbutane B) N /V,3-trimethylbutanamine C) N-(3-methylbutyl)dimethyJamine D) 2,5-dimethyl-2-azahexane A) phenyldinitrogen chloride B) phenyldiazonium chloride C) phenylnitronium chloride D) phenylnitrenium chloride 2. (30) Matching. Mark the letter answer (A, B, C or D) for each question in the blank on the left / ~\ 9' ~\ The number of magnetically different protons in~ A) 9 8 C) 7 D) 6 The compound that can do a McLafferty rearrangement in the mass spe.ctrometer o A~ C)~ (~ 9 D)~ B~ o The number of negative peaks in the DEPT spectrum ~ A) 0 B) 1 @3
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The compound that will react slowest with CH)CH 2 0H o A) II """"""'OH o 0 C) )lo~ A9\ D~ A The most effective way to drive an equilibrium reaction to completion A A) Remove a product as it is formed B) Heat the reaction C) Add a catalyst D) All of the above The expected cyclic product from aq. NaOH 20·C O. D) #H/ o AQCO~t The carbon bearing the most acidic proton in B 'D The most basic nitrogen compound The D-ketohexose HO~ °HO OH o B) )lNH z HO)-O, a Htr-r= HO The predominant form of lysine at pH 12.::
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2010 Ochem II Final - Name First_Last Chemistry 3153 Final...

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