final 2005 - Exams can be picked up from Chris Lundby (226...

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1 Exams can be picked up from Chris Lundby (226 Smith Hall) on December 21 and 22 •or• after January 3. Last First Question 1. Name Name (please print clearly) 2. I.D. number 3. Organic Chemistry 2301 Final Exam, December 19, 2005 4. Professor Gary R. Gray 5. 6. Please answer all questions in the space provided. You may not use a calculator, molecular models or any notes. 7. 8. All electronic devices must be turned off! 9. The exam must be taken in ink in order to be submitted for re-grading. Total 1. (10 points) When 3-methyl-2-butanol is treated with concentrated HBr, the major product is 2-bromo-2-methylbutane. Propose a detailed mechanism for the formation of this product. You must show each bond-forming and bond- breaking step separately! H 3 C C CH 3 H CH OH CH 3 H 3 C C Br CH 3 CH 2 CH 3 HBr
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2 2. ( 20 points, 4 each ) Give the structures of the products of the following acid-base reactions. From the pKa values given below, predict whether the equilibrium will favor the reactants or products by writing " favored " under the reactants or products. pKa
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This note was uploaded on 10/30/2011 for the course CHEM 2301 taught by Professor Gao during the Spring '07 term at Minnesota.

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final 2005 - Exams can be picked up from Chris Lundby (226...

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