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BSCH 1311: Q2

Total questions: 10

Worksheet time: 14mins

Name
Class
Date
1.

Which of the followings is bicyclo[3.2.2]nonane?

a)

b)

c)

d)

2.

What is the correct IUPAC name for the following compound?

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

3.

Which conformation(s) of 1,2-dibromoethane DOES NOT illustrate gauche interactions?

a)

b)

c)

I, III and IV only

d)

II and III only

4.

Select the reagents necessary to convert cyclopentene into cyclopentane.

 

a)

H2 and Ni

b)

Light

c)

H2O

d)

Heat

5.

Which conformation of 3-bromo-2-methylpentane is the most stable?

a)

b)

c)

d)

6.

What structure represents the most stable conformation of cis-1,3-dimethylcyclohexane?

a)

b)

c)

d)

7.

Identify the error in the flipped chair conformation on the right considering the original chair conformation shown on the left.


a)

The error is the placement of R group on the wrong carbon.

b)

The error is a change in the orientation of the R group from down to up.

c)

The error is both placement of R group on the wrong carbon and a change in the R group's orientation from down to up.

d)

No errors and accurately reflect the original chair conformation.

8.

What is the strain(s) exist in this structure?

a)

Torsional strain only.

b)

Steric strain only.

c)

Torsional and steric strains only.

d)

Torsional and ring strains only.

9.

Which radical is most stable?

a)

b)

c)

d)

10.

Which of the following alkanes has the highest boiling point?

a)

Pentane

b)

Hexane

c)

Heptane

d)

Nonane