assignment_6_chem201

assignment_6_chem201 - Assignment#6 CHEM201 Name Student...

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1 Assignment #6 CHEM201 Name___________________________________ Student #: _________________________________________ Due Date: _______________________________ MULTIPLE CHOICE. Choose the one alternative that best completes the statement or answers the question. 1) What is the nucleophile in the reaction shown below? A) I B) II C) III D) IV E) V 2) Which of the following alkyl halides gives the slowest S N 2 reaction? A) B) C) CH 3 CH 2 Cl D) E) 3) Which of the following is the strongest nucleophile in an aqueous solution? A) Br - B) HO - C) I - D) F - E) Cl -
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2 4) Which of the following is the best leaving group? A) Br - B) F - C) I - D) HO - E) Cl - 5) Which of the following species is the least nucleophilic? A) (CH 3 ) 3 N B) CN - C) H 2 O D) (CH 3 ) 3 CO - E) BF 3 6) Assuming no other changes, what is the effect of doubling only the concentration of the nucleophile in the reaction below? A) doubles the rate B) quadruples the rate C) rate is halve D) no change E) triples the rate 7) Which of the following carbocations does not rearrange? A)
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This note was uploaded on 08/10/2011 for the course CHEM 203 taught by Professor Guyplourde during the Spring '11 term at UNBC.

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assignment_6_chem201 - Assignment#6 CHEM201 Name Student...

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