CHM2210F11EXIIIV2

CHM2210F11EXIIIV2 - Panther #: NAME: FLORIDA INTERNATIONAL...

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Panther #: NAME: FLORIDA INTERNATIONAL UNIVERSITY Department of Chemistry & Biochemistry CHM 2210-U01, U02 – ORGANIC CHEMISTRY I Fall 2011 Dr. Keller, Dr. Landrum EXAM III (V2)
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CHM 2210-U01U02, Fall 2011 Exam III (V2), Page 2
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CHM 2210-U01U02, Fall 2011 Exam III (V2), Page 3 MULTIPLE CHOICE QUESTIONS: Choose the best answer to each question and bubble it in on the Scantron answer sheet. Marks on the test pages will NOT be graded. 1. How many stereogenic carbons are there in Amoxicillin, a penicillin antibiotic? HO NH 2 N O H N S O CO 2 H Amoxicillin a. 1 b. 2 c. 3 d. 4 e. 5 2. Which isomer of C 5 H 10 would you expect to have the smallest heat of combustion? a. Cyclopentane b. Methylcyclobutane c. 1,1-Dimethylcyclopropane d. cis -1,2-Dimethylcyclopropane e. trans -1,2-Dimethylcyclopropane 3. A correct IUPAC name for the following compound is: Br a. 3,6,7-trimethyl-4-bromo-1-octene b. 4-bromo-3-methyl-6-isopropyl-1-heptene c. 4-bromo-3,6,7-trimethyl-1-octene d. 4-bromo-6-isopropyl-3-methyl-1-heptene e. 4-bromo-6-isopropyl-3,6-dimethyl-1- heptene 4. Ring strain can result from which of the following: a. angle strain b. torsional strain c. small ring size d. two of the above e. all of the above 5. Which S N 2 reaction would take place most rapidly? a. HO + CH 3 Cl H 2 O 25˚C CH 3 OH + Cl CH 3 C O O CH 3 C OCH 3 O b. + CH 3 Cl H 2 O 25˚C + Cl c. H 2 O + CH 3 Cl CH 3 OH 25˚C CH 3 OH 2 + Cl d. CH 3 OH + CH 3 Cl H 2 O 25˚C CH 3 OCH 3 H + Cl e. HS + CH 3 Cl H 2 O 25˚C CH 3 SH + Cl 6. They methyl groups in cis -1,2-dimethyl- cyclohexane will occupy what positions in the most stable conformation? a. axial, axial b. equatorial, equatorial c. equatorial, axial d. None of the above
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CHM 2210-U01U02, Fall 2011 Exam III (V2), Page 4 7. What is the correct name for the following compound? CH 3 H Cl H Cl Cl CH 3 CH 3 H H a. (2R)-2-Chloro-3,3-dichloro-5-methylhexane b. (2S)-2-Chloro-3,3-dichloro-5-methylhexane c. (2R)-2,3,3-Trichloro-5-methylhexane d. (2S)-2,3,3-Trichloro-5-methylhexane e. (5R)-4,4,5-Trichloro-2-methylhexane 8. How are the molecules shown below related to each other? H CH 3 CH 3 CH 3 CH 3 H H H H CH 3 CH H and CH 3 CH 3 a. They are constitutional isomers. b. They are identical. c. They are resonance structures. d. They are not isomers; they are different compounds. e.
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This note was uploaded on 12/22/2011 for the course CHEMISTRY 2210 taught by Professor Keller during the Spring '11 term at FIU.

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CHM2210F11EXIIIV2 - Panther #: NAME: FLORIDA INTERNATIONAL...

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