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Exam III Key Spring 2008

Exam III Key Spring 2008 - Chemists 261 Section 1 n...

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Unformatted text preview: Chemists): 261, Section 1 n Name(pri11t) ' Exam 3 April 15, 2008 _‘ “ Answer Sheet Sign Pledge: ' ‘,I. Show the PREDOMINANT PRODUCT(S) using ONLY LINEHANGLE STRUCT . ' ‘ REACTION if an; a 4 .. , . ‘ ._._ 11. Multi 1e Choice uestibns: Put the one NEATLY WRITTEN LETTER for each problem n _ .- (3t. h;42ttl) Lfi aé ILA D Em M III. Multiaste S nthesis Reactions: Choose 4 steps‘OR LESS from the list on the exam to - ° ' gested step'#"pmvfififl*r (5 pts each; 20 tr" , 7‘- new Mm m w J Mew ‘ffl/flgfwi ée 90/“wa if”! J‘W/élffly' IV. Conce tua} foblems: Folktw the s ecific uidelines for answerin the followin uestions. ' (5 points each; 20 totai) 1. Show the complete structure for three products. BE NEAT WITH DRAWINGS and use LINE- ANGLE __ _ . Explain why in 10 WORDS OR LESS to get full credit. ‘ 5%fwrékfi W/ -61???” 4- Read the question again... __ ' ‘ . , . 0 .2 H 4* Nu ethanol+ TsCi ————> H30 fi——OCH2CH3 ———'——I———-———)» ‘ O Show two acceptable resonance structures for leaving group... after it has cht. @1“ g): ’ THE END W ' 119 points total available I ' 108 points— m max allowed score _ ‘ - .. ...
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