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Branched Hydrocarbons

Total questions: 15

Worksheet time: 15mins

Name
Class
Date
1.

Identify the main characteristics of an organic compoung

a)

Low melting point

b)

nonpolar

c)

non-conductor

d)

All of the above

2.

The name for this compound is ....

a)

2-ethylpropane

b)

1,1-dimethylpropane

c)

2-methylbutane

d)

3-methylbutane

3.

The name for the compound is ....

a)

2,3-dimethylpropane

b)

3,4-dimethylpropane

c)

2,3-dimethylpentane

d)

3,4-dimethylpentane

4.

The systematic name for the structure shown is

a)

1,1-dimethylpropane

b)

2-methylbutane

c)

3-methylbutane

d)

2-methylpentane

5.

How many propyl groups are on the following molecule?

a)

1

b)

2

c)

3

d)

4

6.

How many carbons are in the longest chain?

Be careful - It's a bent molecule!

a)

7

b)

8

c)

9

d)

10

7.

What is the correct name for the following compound?

a)

3,4-dimethylheptane

b)

4-methyl-5-ethylhexane

c)

3-methyl-4-propylpentane

8.

What is the correct name for the alkyne shown?

a)

butyne

b)

1-butyne

c)

2-butyne

d)

1-methyl-1-propyne

9.

Which is the structures with IUPAC nomenclature


2,2,4-trimethylpentane

a)
b)
c)
d)
10.
Why do alkane not dissolve in water?
a)
they are less dense than water
b)
they have low melting points
c)
they are non-polar compounds 
d)
they are chemically less reactive
11.
Name the compound
a)
hexane
b)
2,3-dimethylbutane
c)
ethylbutane
d)
2,2-dimethylbutane
12.
Name this compound.
a)
heptane
b)
2-methylhexane
c)
5-methylhexane
d)
hexane
13.
Name this compound
a)
pentene
b)
2-pentene
c)
4-pentene
d)
hexene
14.
Name the compound
a)
Pentane
b)
2-methylbutane
c)
2-methylpropane
d)
2,2-dimethylpropane
15.
Which of the following could contain a triple bond?
a)
C4H10
b)
C4H8
c)
C4H6
d)
C4H12