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reader.cfm - Last Name: _ First Name: _ Lab Sec. # _ TA: _...

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Last Name: _____________________________ First Name: _______________ Lab Sec. # ____ TA: ____________________ Lab day/time: _____________ Andreas Toupadakis, Ph.D. CHEMISTRY 2A Final Exam – Winter 2008 Instructions: CLOSED BOOK EXAM ! DO NOT OPEN the exam until instructed to do so. 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. A scientific calculator may be used (if it is a programmable calculator, its memory must be cleared before the exam). Sharing of calculators is not allowed. (1) Read each question carefully (28 problems, 16 pages). (2) ANSWER ALL THE QUESTIONS YOU ARE SURE OF FIRST, AND THEN USE THE REMAINING TIME FOR THE REST. (3) Please show all relevant work where it is indicated for full credit. (4) The last 2 pages contain a periodic table and some useful information. You may remove them for easy access and for scratch. (5) If you finish early, RECHECK YOUR ANSWERS! U.C. Davis is an Honor Institution 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 11. a b c d e 12. a b c d e 13. a b c d e 1-13 total points: 14. a b c d e 15. a b c d e 16. a b c d e 17. a b c d e 18. a b c d e 19. a b c d e 14-19 total points: Possible Points Points # 1-13 (3 points each) / 39 # 14-19 (5 points each) / 30 # 20-21 (48 points) / 48 # 22 (5 points) / 05 # 23 (08 points) / 08 # 24-25 (12 points) / 12 # 26 (20 points) / 20 # 27 (12 points) / 12 # 28 (08 points) / 08 Total Score (182) / 182 Multiple Choice Circle one
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WINTER 2008 FINAL CHEM 2A (Page 2 of 16) Concepts: Multiple Choice Questions 1-13: 3 points each (no partial credit ) 1. Consider a mixture of all noble gases at some temperature (T) and a certain volume (V). There is a certain amount of each gas in the mixture. What will happen to the pressure of the mixture if the temperature is decreased, the volume is decreased and some argon gas is removed from the container? a. The pressure will increase. b. The pressure will decrease. c. The pressure will stay the same. d. The pressure will double. e. Not enough information to know. 2. What is the electronic configuration of Sn? a. 1s 2 2s 2 2p 6 3s 2 3p 6 4s 2 3d 10 4p 6 5s 2 4d 10 5p 2 b. 1s 2 2s 2 2p 6 3s 2 3p 6 4s 2 3d 10 4p 6 5s 2 4d 10 c. 1s 2 2s 2 2p 6 3s 2 3p 6 4s 2 3d 10 4p 6 5s 2 4d 10 5p 4 d. [Xe] e. [Kr] 3. Which bond is least ionic in character? a. Al–O b. C–C c. P–N d. K–N e. N–F 4. Choose the CORRECT name formula combination. a. FeBr 2 ferrous bromide b. HClO 4 chloric acid c. BaCrO 4 barium (II) chromate d. N 2 O 3 nitrogen oxide e. K 3 N tripotassium mononitride 5. Write the net ionic equation for the reaction of calcium acetate and hydrochloric acid. a. Ca(C
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This note was uploaded on 05/22/2011 for the course CHEM 2A taught by Professor Guo during the Fall '08 term at UC Davis.

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reader.cfm - Last Name: _ First Name: _ Lab Sec. # _ TA: _...

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