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Unformatted text preview: Name______________________________________ Student ID Number___________________________ Lab TA Name and Time_______________________ Dr. Bryan Enderle Spring 2007 CHEMISTRY 2C (Section C) Exam II Instructions: CLOSED BOOK EXAM ! No books, notes, or additional scrap paper are permitted. All information required is contained on the exam. Place all work in the space provided. If you require additional space, use the back of the exam. (1) Read each question carefully. (2) There is no partial credit for the problems in Part I and Part II. (3) The last page contains a periodic table and some useful information. You may remove this for easy access. (4) If you finish early, RECHECK YOUR ANSWERS! U.C. Davis is an Honor Institution Possible Points Points 110. 30 points 1112. 23 points 13. 10 points 14. 18 points 15ab. 7 points 15c. 4 points 15def. 12 points Total Score (104) Multiple Choice (circle one) 1. a b c d e 2. a b c d e 3. a b c d e 4. a b c d e 5. a b c d e 6. a b c d e 7. a b c d e 8. a b c d e 9. a b c d e 10. a b c d e Exam II Page 2 of 11 Part I: Multiple Choice, Concepts Circle the correct answer and enter your response on the cover No partial credit 1. Which of the following is not a likely charge of arsenic? A. +5 B. +3 C. -3 D. -5 E. none of the above 2. Which CFT diagram has the most degenerate energy levels at the lowest energy? A. linear B. square planar C. tetrahedral D. octahedral E. diatomic 3. The geometric (molecular) shape of I 3- is A. linear B. bent C. trigonal D. pentagonal bipyramidal E. loopy 4. A reaction has this rate law, Rate = k [A] [C] / [B] 2 . Which will decrease rate the most? A. double k B. double [A] C. double [B] D. double [C] E. reaction rates are constant and cannot be changed under any condition 5. If the concentration of R is greater than 2.0 M, which order has the largest t 1/2 ?...
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This note was uploaded on 10/14/2009 for the course CHE CHE 2C taught by Professor Nasiri during the Spring '07 term at UC Davis.
- Spring '07