practice2C - Chem 210 Practice Exam 2C Organic Chemistry...

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Chem 210 Practice Exam 2C Page 1 of 12 Organic Chemistry: Chem 210 Practice Exam 2C There are 26 questions on this exam. Check that you have done all of the problems and filled in the first 26 bubbles on the scantron. Most questions are worth 4 points; there are a few two-point questions clearly labeled in the text. The maximum score on this exam is 100 points. Instructions Answer sheet 1) On the scantron, you need to clearly fill: • your name and your student number , section number : (it is 001) test form (white = test form A; yellow = test form B). 2) Use a #2 pencil Exam policy 1) No electronic devices of any kind, such as calculators, cell phones, or even more advanced digital watches, are allowed. Possession of such devices during the exam, whether in use or not, is grounds for awarding a zero on the exam. 2) Molecular models are allowed (no instruction pages are permitted, however). 3) There are some blank pages at the end of the test that can be used as scratch paper. 4) Relevant tables, including the periodic table, are attached at the end of this exam. 5) Numerical values given in one question apply only to that question, and should not be used in other questions, unless there is a specific instruction to do so. If necessary, the values from the provided tables should be used, even if they differ from values that you may remember from different sources. 6) The exam results are based strictly on scantron’s marks. No extraneous information is used to adjust the scores. Mark your choices with extra care. 7) Feel free to take this copy of the exam with you. The answer key will be posted on the web after the exam (under "News"). Hints 1) As you read the question, underline or circle key words to highlight them for yourself. 2) Questions have only one correct answer, unless indicated otherwise. No partial credit will be given. 3) There is no penalty for guessing.
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Chem 210 Practice Exam 2C Page 2 of 12 Notes: I. When listing reagents, a slash (/) is used between reagents that are employed simultaneously, and a semicolon (;) is used between reagents that are employed in a stepwise fashion. II. The stereochemistry conventions are illustrated below: Br OH Br OH Br Br OH OH No stereochemistry shown Absolute stereochemistry shown Relative stereochemistry shown Absolute stereochemistry on one center, unspecified stereochemistry on the other III. Abbreviations: Me = methyl, Et = ethyl, Pr = propyl, Bu = butyl, Pe = pentyl, Ph = phenyl (i.e. benzene as a substituent), AcO = acetate (H 3 CCOO), MCPBA = m-chloroperbenzoic acid. ************************************************************************************* 1. (4 pts) During the early stages of chlorination of propane, the reaction mixture is composed mainly of equal molar amounts of propane and Cl 2 (the products are still very minor components). The irradiation of the mixture constantly produces a small concentration of Cl · radicals. Based on
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This note was uploaded on 03/10/2008 for the course CHEM 210 taught by Professor Maslak,przemyslaw during the Spring '08 term at Penn State.

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practice2C - Chem 210 Practice Exam 2C Organic Chemistry...

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