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SN2 Substitution Reactions Intro

Total questions: 16

Worksheet time: 9mins

Name
Class
Date
1.

What is the IUPAC name for the alkyl halide shown?

a)

Chloro-cyclopentane

b)

2-chloro-1-methyl cyclopentane

c)

1-methyl-2-chloro cyclopentane

d)

1-chloro-2-methyl cyclopentane

2.

What is the IUPAC name for the alkyl halide shown?

a)

2-Bromo-4-pentylhexane

b)

(2S, 4S)-2-Bromo-4,5-diethylheptane

c)

3,4-Diethyl-6-bromoheptane

d)

2-Bromo-4-methylhexane

e)

(2R, 4R)-2-Bromo-4,5-diethylheptane

3.

Which of the following is a primary alkyl halide? (Hint: draw the structure for each of the condensed formulas)

a)

b)

c)

d)

4.

Which of the following is a secondary alkyl halide? (Hint: draw the structure for each of the condensed formulas)

a)
b)
c)
d)
5.

Which of the following is a tertiary alkyl halide?

a)

1-Bromo-2-methylpropane

b)

2-bromopropane

c)

1-bromobutane

d)

2-Bromo-2-methylpropane

6.

Which of the following is a substitution reaction?

a)

b)

c)

d)

7.

Which of the following is a substitution reaction?

a)
b)
c)

d)

8.

The mechanism of the SN2 reaction is ___.

a)

Unimolecular

b)

Bimolecular

c)

Cannot be determined

9.

Which of the following correctly shows the mechanism for an SN2 reaction?

a)

b)

c)

d)

10.

Which potential energy diagram is correct for an exothermic SN2 reaction?

a)

b)

c)

d)

11.

What is the transition state for the reaction shown?

a)

b)

c)

d)

12.

Rank the alkyl halides shown from most reactive to least reactive in an SN2 reaction.

a)
b)
c)
d)
1)
2)
3)
4)
13.

Which of the following alkyl halides will undergo the fastest SN2 reaction?

a)

b)

c)

d)

14.

Choose the primary alkyl halide that will be slowest to react in an SN2 reaction.

a)

b)

c)

d)

e)

15.

Predict the product for the SN2 reaction shown.

a)

b)

c)

d)

16.

Predict the product for the SN2 reaction shown. (Hint: the nucleophile and the leaving group are on the same molecule--it is helpful to # the carbons here)

a)

b)

c)

d)

e)