2c midterm 1

2c midterm 1 - Name_ Student ID Number_ Lab TA Name and...

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Name______________________________________ Student ID Number__________________________ Lab TA Name and Time______________________ Fall 2007 CHEMISTRY 2C Exam I 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) Graded exams will be returned in the discussion sections next week. (5) If you finish early, RECHECK YOUR ANSWERS! U.C. Davis is an Honor Institution Possible Points Points 1–10. 40 points 11-12. 20 points 13. 20 points 14. 20 points Total Score (100) 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 1-10 total pts:
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Exam I Page 2 of 9 Part I: Multiple Choice Circle the correct answer and enter your response on the cover – No partial credit 1. Write the net redox reaction that occurs in the galvanic cell. Zn(s)|Zn +2 (aq)||Pb +2 (aq)|Pb(s) a. Pb(s) + Zn(s) Æ Pb +2 (aq) + Zn +2 (aq) + 4 e - b. Pb(s) + Zn +2 (aq) Æ Pb +2 (aq) + Zn(s) c. Pb +2 (s) + Zn +2 (s) Æ Pb(s) + Zn(s) + 4 e - d. Pb +2 (aq) + Zn(s) Æ Zn +2 (aq) + Pb(s) e. Pb(s) + Zn(s) + 4 e - Æ Pb +2 (aq) + Zn +2 (aq) 2 . The analysis for iron is usually done by titration with permanganate. Identify the oxidizing agent in the following equation: MnO 4
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2c midterm 1 - Name_ Student ID Number_ Lab TA Name and...

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