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Nomenclature

Total questions: 44

Worksheet time: 1hrs 10mins

Name
Class
Date
1.

What is the name for this compound?

a)

4 - propylnonane

b)

4 - ethylnonane

c)

4 - propyloctane

d)

4 - ethyloctane

2.

What is the IUPAC nomenclature of this structure?

a)

1-butylcyclohexane

b)

tert-butylcyclohexane

c)

sec-butylhexane

d)

iso-butylcyclohexane

3.

What is the IUPAC nomenclature of this structure?

a)

3,4,5,6-tetramethylheptane

b)

2-methyl-3-methyl-4-methyl-5-methylheptane

c)

2,3,4,5-tetramethylcycloheptane

d)

2,3,4,5-tetramethylheptane

4.

What is the IUPAC nomenclature of this structure?

a)

4-octylcyclopentane

b)

4-cyclopentyloctane

c)

4-sec-octylcyclopentane

d)

4-pentylcyclooctane

5.

What is the IUPAC nomenclature of this structure?

a)

1,2,3-trimethylcyclopropane

b)

1-methyl-2-methyl-3-methylcyclopropane

c)

1,2,3-trimethylcyclopropyl

d)

1,2,3-trimethylpropane

6.

Given the formula representing a compound:


Which formula represents an isomer of this compound?

a)
b)
c)
d)
7.

Name the following hydrocarbon:

a)

3,4-diethylheptane

b)

2,4-diethylheptane

c)

3,3-dimethylheptane

8.

Name the following hydrocarbon:

a)

4,4-diethyl-5,6-dimethylheptane

b)

4,4-diethyl-2,6-dimethylhexane

c)

4,4-diethyl-2,3-dimethylheptane

9.

Name the following hydrocarbon:

a)

3,3,4-triethylhexane

b)

2,3,4-trimethylhexane

c)

2,4-dimethylheptane

10.

Which is the structures with IUPAC nomenclature


2,2,4-trimethylpentane

a)
b)
c)
d)
11.

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

12.

Which structural formula represents a molecule that is not an isomer of pentane?

a)
b)
c)
d)
13.
A structural isomer of pentane is?
a)

2,2-dimethyloctane

b)

2-methylbutane

c)

1-methylpropane

d)

1-methylpentane

14.

What is the IUPAC nomenclature of this compound?

a)

1-sec-butyl-2-methylcyclopentane

b)

1-methyl-2-sec-butylcyclopentane

c)

1-butyl-2-methylcyclopentane

d)

1-methyl-2-butylcyclopentane

15.

Structure of 2,4-dibromo-1-fluorocyclohexane is...

a)
b)
c)
d)
16.

Which of the following is an acceptable IUPAC name?

a)

2-ethyl-1-methylcyclopentane

b)

1-ethyl-2-methylcyclopentane

c)

2-methyl-1-ethylcyclopentane

d)

1-methyl-2-ethylcyclopentane

17.

Give the correct IUPAC name of the compound. Indicate if cis or trans where appropriate.

(a)  

18.
What is the general formula of the alkynes?
a)
CnH2n+1
b)
CnH2n+2
c)
CnH2n-1
d)
CnH2n-2
19.

Which is the name of this compound?

a)

3-ethyl-2,2-dimethylhex-3-yne

b)

4-ethyl-5,5-methylhex-2-yne

c)

4-butylhex-2-yne

d)

4-ethyl-5,5-dimethylhex-2-yne

20.

Name this molecule

a)

2-methyl-but-1-yne-3-ene

b)

1-methyl-but-1-yne-3-ene

c)

2-methyl-but-1-ene-3-yne

d)

1-methyl-but-1-ene-3-yne

21.
How many carbons are in the longest chain of the following molecule:
a)
11
b)
10
c)
9
d)
8
22.
Name the compound.
a)
nonene
b)
2,2-dimethyl-3-heptene
c)
1,1,5-trimethyl-2-hexene
d)
2,6-dimethyl-3-heptene
23.

What is the IUPAC nomenclature of this structure?

a)

4-octylcyclopentane

b)

4-cyclopentyloctane

c)

4-sec-octylcyclopentane

d)

4-pentylcyclooctane

24.

Which structural formula represents a molecule that is not an isomer of pentane?

a)
b)
c)
d)
25.

What is the correct name for the alkyne shown?

a)

butyne

b)

but-1-yne

c)

but-2-yne

d)

1-methylprop-1-yne

26.

Name the organic compound above

a)

2,5-dimethyloctane

b)

decane

c)

4-methylnonane

d)

2-methylnonane

27.

Name the organic compound above.

a)

3-methylhexane

b)

heptane

c)

2,2-dimethylpentane

d)

pentane

e)

2-ethylpentane

28.

Name the organic compound above

a)

5,5-dimethylhept-3-ene

b)

3,3-dimethylhept-3-ene

c)

3,3-dimethylhept-4-ene

d)

non-3-ene

29.

Name the following hydrocarbon

a)

hex-2-yne

b)

hexane

c)

hexene

d)

hex-2-ene

e)

hex-4-ene

30.

Name the compound.

a)

3-methylpent-2-ene

b)

2-ethylbut-2-ene

c)

3-ethylbut-2-ene

d)

1,1-dimethyl-propene

31.

How many the substituents in this structure

a)

3 substituent

b)

4 substituent

c)

5 substituent

d)

6 substituent

32.

Which substituent does not exist in this structure?

a)

methyl

b)

isopropyl

c)

cyclopropyl

d)

ethyl

33.

How many 1°, 2°, 3° and 4° carbon atoms are in the following structure?

a)

four 1°, two 2°, two 3°, one 4°

b)

five 1°, two 2°, one 3°, one 4°

c)

three 1°, three 2°, two 3°, one 4°

d)

three 1°, two 2°, two 3°, two 4°

34.

Which structure is

Z-2-bromo-3-methyl-2-pentene?

a)
b)
c)
d)
35.

Give the correct IUPAC name of the compound. Indicate if cis or trans where appropriate.

(a)  

36.

Give the correct IUPAC name of the compound. Indicate if cis or trans where appropriate.

(a)  

37.

Give the correct IUPAC name of the compound. Indicate if cis or trans where appropriate.

(a)  

38.

Give the correct IUPAC name of the compound. Indicate if cis or trans where appropriate.

(a)  

39.

Which is 1-isopropylidene-3-(2-methylpropyl)cyclopentane?

a)
b)
c)
d)
40.

Give the correct IUPAC name of the compound. Indicate if cis or trans where appropriate.

(a)  

41.

Give the correct IUPAC name of the compound. Indicate if cis or trans where appropriate.

(a)  

42.

What is the name of the parent chain of the structure given above?

a)

heptane

b)

octane

c)

nonane

d)

decane

43.

The structure of 4-isopropyl-1-methylcyclohexene is

a)

True

b)

False

44.

The name of this structure is (3E, 5E) 2-ethyl-3,5-octadiene.

a)

True

b)

False

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