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Alkane, alkene naming

Total questions: 32

Worksheet time: 21mins

Name
Class
Date
1.
How many carbons are in the longest chain of the following molecule:
a)
11
b)
10
c)
9
d)
8
2.
How many carbons are in the backbone (longest chain) of this organic compound: 2,2-dimethylhexane
a)
1
b)
2
c)
6
d)
7
3.
Name the compound.
a)
hexane
b)
2,3-dimethylbutane
c)
ethylbutane
d)
2,2-dimethylbutane
4.

Which is the structures with IUPAC nomenclature


2,2,4-trimethylpentane

a)
b)
c)
d)
5.

Give the IUPAC name for this compound

a)

3-methyl-4-ethylhexane

b)

3-ethyl-4-methylhexane

c)

3-methyl-4-ethylheptane

d)

3-ethyl-4-methylheptane

6.

Give IUPAC nomenclature for this compound

a)

2,7-dimethyl-5-ethyloctane

b)

5-ethyl-2,7-dimethyloctane

c)

2,7-dimethyl-3-ethyloctane

d)

4-ethyl-2,7-dimethyloctane

7.
How many carbons are in the backbone (longest chain) of this organic compound: 2-ethyl-3-chloroheptane
a)
2
b)
4
c)
6
d)
7
8.

Name the following alkane:

a)

3-ethyl 2,2-dimethyl heptane

b)

2,2-dimethyl 3-ethyl heptane

c)

2-methyl 3-butyl pentane

d)

5-ethyl 6,6-dimethyl heptane

9.

Which compound belongs to the alkene family?

a)

C2H2

b)

C2H4

c)

C6H6

d)

C6H14

10.
Name the compound.
a)
nonene
b)
2,2-dimethyl-3-heptene
c)
1,1,5-trimethyl-2-hexene
d)
2,6-dimethyl-3-heptene
11.
Name this compound
a)
2,2-dimethyl-4-ethylhexane
b)
4-ethyl-2,2-dimethylhexane
c)
3-ethyl-5,5-dimethylhexane
d)
4-ethyl-2-methylhexane
12.
Name this compound
a)
2,2-dimethyl-4-ethylhexane
b)
4-ethyl-2,2-dimethylhexane
c)
3-ethyl-5,5-dimethylhexane
d)
4-ethyl-2-methylhexane
13.
Name this alkane
a)
Methane
b)
Ethane
c)
Propane
d)
Butane
14.
Name this alkane
a)
Methane
b)
Ethane
c)
Propane
d)
Butane
15.
The "ane" ending in "alkane" tells someone that they are dealing with _________-bonded carbons.
a)
single
b)
double
c)
triple
d)
quadruple
16.

Which of the following shows the structure of ethane?

a)
b)
c)
d)
17.

Name the following hydrocarbon

a)

alkane

b)

pentene

c)

pentane

d)

alkene

18.

Select the correct name of the following formula

a)

Butene

b)

Propene

c)

Butyne

d)

Decyne

19.
Which of the following compounds is an example of hydrocarbon?
a)
CO2
b)
C2H6
c)
C2H5OH
d)
CH3COOH
20.
If an alkane has 20 carbon atoms, how many hydrogen atoms will it have?
a)
20
b)
22
c)
40
d)
42
21.
What is the general formula of an alkane
a)
2n+2
b)
CnH2n+2
c)
CnH2n
d)
CnHn
22.

What is the ending (suffix) for single bonded hydrocarbons?

a)

-yne

b)

-ene

c)

-ane

d)

-one

23.

Name the following branched alkane

a)

4-ethyl-4,6-dimethyl-5-propyl nonane

b)

4-ethyl-4,6-dimethyl-5-propyl heptane

c)

6-ethyl-4,6-dimethyl-5-propyl nonane

d)

6-ethyl-4,6-dimethyl-5-propyl heptane

24.

How many bonds can each carbon atom make?

a)

2

b)

1

c)

4

d)

3

25.

What is the name of this compound?

a)

2-ethyl pentane

b)

3-methyl hexane

c)

4-methyl hexane

d)

3-ethyl pentane

26.

What is the name of this compound?

a)

4-ethyl-5-methyl-2-hexyne

b)

5-methyl-4-ethyl-2-hexyne

c)

2-methyl-3-ethyl-4-hexyne

d)

3-ethyl-2-methyl-4-hexyne

27.

What is the name of this compound?

a)

3-methyl-4-pentene

b)

3-ethyl-1-butene

c)

3-methyl-1-pentene

d)

2-ethyl-3-butene

28.

What is the correct name for the alkyne shown?

a)

butyne

b)

1-butyne

c)

2-butyne

d)

1-methyl-1-propyne

29.
Name the compound.
a)
nonene
b)
2,2-dimethyl-3-heptene
c)
1,1,5-trimethyl-2-hexene
d)
2,6-dimethyl-3-heptene
30.
Name the compound.
a)
nonene
b)
2,2-dimethyl-3-heptene
c)
1,1,5-trimethyl-2-hexene
d)
2,6-dimethyl-3-heptene
31.

What is the correct name for the following compound?

a)

3,4-dimethylheptane

b)

4-methyl-5-ethylhexane

c)

3-methyl-4-propylpentane

d)

4,5-dimethylheptane

32.
Which compound has the highest boiling point?
a)
ethane
b)
butane
c)
pentane
d)
2-methylbutane

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