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Naming Organic Compounds Practice

Total questions: 29

Worksheet time: 46mins

Name
Class
Date
1.

What is the IUPAC name of this molecule?

a)

1-methylpropanoic acid

b)

2-methylpropanoic acid

c)

2-methylbutanoic acid

d)

3-methylbutanoic acid

2.

What is the IUPAC name?

a)

1-ethyl-1,3-dimethylbut-2-ene

b)

2-ethyl-4-methylpent-3-ene

c)

2-methyl-4-ethylpent-3-ene

d)

2,4-dimethylhex-2-ene

3.

What is the IUPAC name?

a)

2,3-dimethylpropanoic acid

b)

pentanoic acid

c)

3-methylbutanoic acid

d)

2-methylbutanoic acid

4.

Name this molecule

(a)  

5.

What is the name of the straight chain molecule with formula C5H12?

(a)  

6.

Name this molecule

(a)  

7.

Name this molecule

(a)  

8.

Match the following

a)

1.

ethanal

b)

2.

ethanol

c)

3.

ethanoic acid

d)

4.

ethene

e)

5.

ethane

9.

What is the correct skeletal formula for 3-methylbut-1-ene?

a)

b)

c)

d)

10.

What is the IUPAC name of this molecule?

(a)  

11.

What is the IUPAC name of this molecule?

(a)  

12.

What is the name of this molecule?

(a)  

13.

What is the IUPAC name of this molecule?

a)

2-bromo-3-chlorobutane

b)

2-chloro-3-bromobutane

c)

2,3-dibromochlorobutane

d)

3-chloro-2-bromobutane

14.

What is the name of this molecule?

(a)  

15.

What is the IUPAC name of this molecule?

(a)  

16.

What is the IUPAC name of this molecule?

a)

propyne

b)

butyne

c)

propene

d)

propane

e)

prop-2-yne

17.

What is the IUPAC name of this molecule?

(a)  

18.

What is the IUPAC name for this molecule?

(a)  

19.

What is the IUPAC name of this molecule?

(a)  

20.

What is the name of this molecule?

a)

2-methylbutanal

b)

3-methylbutanal

c)

pentanal

d)

3-methylbutan-1-one

21.

What is the IUPAC name of this molecule?

(a)  

22.

What is the name of this molecule?

(a)  

23.

What is the IUPAC name of this molecule?

(a)  

24.

Name this molecule (IUPAC name).

(a)  

25.

Name this molecule (IUPAC name).

(a)  

26.

Name this molecule (IUPAC name).

a)

2-methylbutan-2-one

b)

2-methylbutan-2-al

c)

2-methylbutanoic acid

d)

2-methylbutan-1-ol

e)

2-methylbutan-1-al

27.

Name this molecule (IUPAC name).

(a)  

28.

What is the name of this molecule?

a)

pentanol

b)

butanol

c)

hexanol

d)

pentan-1-ol

e)

pentan-5-ol

29.

What is the name of this molecule?

a)
ethanol
b)

ethan-1-ol

c)

ethanal

d)

ethan-1-al

e)

ethanone