CHEM301 F10 E1A key

CHEM301 F10 E1A key - 1 CHEM 301 EXAM 1A 23 September 2010...

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CHEM 301 EXAM 1A NAME ________ KEY _________________ 23 September 2010 Dr. Suzanne Ruder Student ID: _________________________ Group # On my honor, I have neither given nor received aid on this exam______________________ signature INSTRUCTIONS: Read all questions carefully. If you have a question, raise your hand and someone will assist you. Paper other than the exam paper and molecular models are not permitted. Do your own work, and cover your answers. Part 1: Multiple Choice (4 pts each). Use the form provided to scratch off your answer. If your answer is correct there will be a star; if your answer is not correct, scratch off your second choice to receive partial credit for your answer. Scratch off questions 1-12 on your form. 1. Which is an incorrect resonance contributor of those listed below? A) B) O O C) D) O O 2. Why is the structure listed in question #1 an incorrect resonance form? A) The octet rule has been violated. B) Single bonds have been broken. C) The number of pi electrons is not the same as the original. D) The net charge is not the same as the original. 3. Draw the conjugate base of each of the following acids. Which conjugate base is the weakest base? CF 3 CO 2 H CH 3 CO 2 H CH 3 CONH 2 CH 3 CH 2 OH A) B) C) D) 1
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4. Which condensed structure best represents the following skeletal structure? Cl H O A) CH 3 CH 2 CHClCH 2 COH B) CH 3 CH 2 CHClCH 2 CHO C) (CH 3 ) 2 CHClCH 2 CHO D) CH 3 CH 2 ClCHCH 2 CHO 5. Which of the following is the lowest energy Newman projection for the following compound? A)
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CHEM301 F10 E1A key - 1 CHEM 301 EXAM 1A 23 September 2010...

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