CHEM2A FINAL Fall2008

CHEM2A FINAL Fall2008 - Last Name: _ First Name: _ Lab Sec....

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Last Name: _____________________________ First Name: _______________ Lab Sec. # ____ TA: ____________________ Lab day/time: _____________ Andreas Toupadakis, Ph.D. CHEMISTRY 2A Final Exam – Fall 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, 15 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 (10 points) / 10 # 23 (10 points) / 10 # 24-25 (16 points) / 16 # 26 (30 points) / 30 # 27 (06 points) / 06 # 28 (08 points) / 08 Total Score (197) / 197 Multiple Choice Circle one
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FALL 2008 FINAL CHEM 2A (Page 2 of 15) Concepts: Multiple Choice Questions 1-13: 3 points each (no partial credit ) 1. A balloon is filled and sealed with air at sea level. If the balloon is taken to a city at 12,000 ft above sea level, what could be the result? a. A decrease in volume of the balloon b. An increase in volume of the balloon c. An increase in pressure of the balloon d. A decrease in the number of moles of air in the balloon e. An increase in the number of moles of air in the balloon 2. Choose the correct electronic configuration of Ag? a. [Kr] 4d 9 5s 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] 4d 10 5s 1 3. Which bond from below is most ionic in character? a. LiF b. LiCl c. LiBr d. LiI e. LiAt 4. Choose the INCORRECT formula-name combination. a. FeCl 2 ferrous chloride b. FeCl 3 ferric chloride c. CaCl 2 Calcium (II) chloride d. N 2 O 3 Dinitrogen trioxide e. K 3 N potassium nitride 5. Choose the net ionic chemical equation that corresponds to the resulting reaction by mixing an aqueous solution of ferric chloride and an aqueous solution of potassium sulfide. a.
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This note was uploaded on 10/22/2010 for the course CHE 2A CHE 2A taught by Professor Enderle during the Fall '09 term at UC Davis.

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CHEM2A FINAL Fall2008 - Last Name: _ First Name: _ Lab Sec....

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