CH 10101 Exam 2 F07 key - C he m i str y 101 01 Spring 2007...

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C C h h e e m m i i s s t t r r y y 1 1 0 0 1 1 - - 0 0 1 1 Spring 2007 Exam Two Avocado’s Number? Guacamole Circle the correct answers on this exam and fill in the appropriate bubbles on the answer sheet using a # 2 pencil. Turn in the answer sheet, but keep this exam for future reference, a key will be posted on the WebCT site. Be certain that, on the answer sheet, you enter and bubble-in your last name, a space, your first name, and the last four digits of your A number. Your grade will be posted on the WebCT site.
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CH 101-01, Exam Two, Spring 2007 1 This exam has 28 questions worth 4 points each, the exam has 112 points. You can calculate your score as the number of correct answers times 4. MULTIPLE CHOICE. Select the single best answer to each question, circle it on this sheet for your records, and fill in the appropriate bubble on the answer sheet. For questions 1-4, consider the compound formic acid, (HCOOH), a major component of the venoms of ants and some bees. This compound is also used in the poultry industry to kill Salmonella bacteria in feed supplies. 1. Which of the following best describes the electronic geometry around the carbon of formic acid? a) trigonal pyramidal c) bent pentagonal b) trigonal planar d) linear 2. Which of the following best describes the molecular geometry (shape) around the carbon of formic acid? a) trigonal pyramidal c) bent pentagonal b) trigonal planar d) linear 3. The Lewis dot structure of formic acid would have: a) at least lone pair of electrons on all atoms except the hydrogens b) a covalent, linear chain of the 5 atoms with oxygen on both ends c) regular 105.9º bond angles around all three central atoms d)
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This note was uploaded on 05/17/2008 for the course CH 101 taught by Professor Setzer during the Spring '08 term at University of Alabama in Huntsville.

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CH 10101 Exam 2 F07 key - C he m i str y 101 01 Spring 2007...

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