21. Which of the following solvents is protic?A. acetoneB. propyl chlorideC. ethanalD. ethanolE. diethyl ether22. Which of the following statements is generally true for SN1 reactions?A) Complete inversion of configuration occurs.B) These are favored by nonpolar solvents.C)These reactions are favored by polar solvents.D) Reaction rates depend only on the concentration of the nucleophile.E) The mechanism is a one-step back attack.23. Which of the alkyl chlorides listed below undergoes dehydrohalogenation in the presence of a strongbase to give 2-pentene as the only alkene product?A) 1-chloropentaneB) 2-chloropentaneC) 3-chloropentaneD) 1-chloro-2-methylbutaneE) 1-chloro-3-methylbutane

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21. Which of the following solvents is protic? A. acetone B. propyl chloride C. ethanal D. ethanol E. diethyl ether

EBK A SMALL SCALE APPROACH TO ORGANIC L

4th Edition

ISBN:9781305446021

Author:Lampman

Publisher:Lampman

Chapter20: Nucleophilic Substitution Reactions: Competing Nucleophiles

Section: Chapter Questions

Problem 2Q

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Question

21. Which of the following solvents is protic?
A. acetone
B. propyl chloride
C. ethanal
D. ethanol
E. diethyl ether
22. Which of the following statements is generally true for SN1 reactions?
A) Complete inversion of configuration occurs.
B) These are favored by nonpolar solvents.
C)These reactions are favored by polar solvents.
D) Reaction rates depend only on the concentration of the nucleophile.
E) The mechanism is a one-step back attack.
23. Which of the alkyl chlorides listed below undergoes dehydrohalogenation in the presence of a strong
base to give 2-pentene as the only alkene product?
A) 1-chloropentane
B) 2-chloropentane
C) 3-chloropentane
D) 1-chloro-2-methylbutane
E) 1-chloro-3-methylbutane

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