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Quiz in Organic chemistry

Total questions: 40

Worksheet time: 24mins

Name
Class
Date
1.
Which of the following could contain a triple bond?
a)
C4H10
b)
C4H8
c)
C4H6
d)
C4H12
2.
How many carbon atoms are in propane
a)
1
b)
2
c)
3
d)
4
3.
How many hydrogen atoms are in butane
a)
4
b)
6
c)
8
d)
10
4.
If an alkane has 20 carbon atoms, how many hydrogen atoms will it have?
a)
20
b)
22
c)
40
d)
42
5.
Name this alkane
a)
Methane
b)
Ethane
c)
Propane
d)
Butane
6.
Classify the compound based on the functional group present.
a)
alkane
b)
alkene
c)
alkyne
d)
aromatic
7.

What chemical is this? (C5H10)

a)

Pentene

b)

Pentane

c)

Hexane

d)

Heptene

8.

Which of the following shows the structure of ethene?

a)
b)
c)
d)
9.

Which of the following shows the structure of propene?

a)
b)
c)
d)
10.

2-methyl propane is an isomer of

a)

propane

b)

butane

c)

pentane

d)

hexane

11.

What is the alkyl name for CH3

a)

methyl

b)

ethyl

c)

propyl

d)

butyl

12.

-CH2 - CH2 - CH3 is named as ________.

a)

alkyl

b)

ethyl

c)

propyl

d)

methyl

13.

What is the name of this hydrocarbon?

a)

2 methyl 1 ethene

b)

2 methyl 1 propane

c)

2 ethyl 1 propene

d)

2 ethyl 1 butene

14.

What is the name of this hydrocarbon?

a)

4 ethyl 5,6 dimethyl heptane

b)

2,3 dimethyl 4 ethyl heptane

c)

4 ethyl 2,3 dimethyl heptane

d)

5 propyl hexane

15.

Which one of the following contains a triple bond in the structure?

a)

1-butyne

b)

7-propyne

c)

ethene

d)

nonane

16.

What is the structure of 2-methyl-2-pentene ?

a)

a

b)

b

c)

c

d)

d

17.

Which is the structures with IUPAC nomenclature


2,2,4-trimethylpentane

a)
b)
c)
d)
18.

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

19.

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

20.

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

21.
Name this molecule:
a)
trifluoro-1-methylmethane
b)
1,1,1-trifluoromethane
c)
trifluorethane
d)
1,1,1-trifluoroethane
22.
How many carbons are in the backbone (longest chain) of this organic compound: 2,3,3-triethyl-4-nonene
a)
2
b)
6
c)
7
d)
9
23.
How many carbons are in the longest chain of the following molecule:
a)
11
b)
10
c)
9
d)
8
24.
Name the compound.
a)
nonene
b)
2,2-dimethyl-3-heptene
c)
1,1,5-trimethyl-2-hexene
d)
2,6-dimethyl-3-heptene
25.

Which of the following is not an organic compound?

a)

urea

b)

protein

c)

carbon dioxide

d)

glucose

26.

Which of the following is unsaturated hydrocarbon ?

a)

propane

b)

propene

c)

propanol

d)

propanoic acid

27.

A compound consists of carbon and hydrogen elements only. It also contains a carbon-carbon double bond. This compound is known as

a)

saturated organic compound

b)

unsaturated organic compound

c)

saturated hydrocarbon

d)

unsaturated hydrocarbon

28.

What is the correct name for the alkyne shown?

a)

butyne

b)

1-butyne

c)

2-butyne

d)

1-methyl-1-propyne

29.
a)
3-ethyl-2,2-dimethyl-3-hexyne
b)
4-ethyl-5,5-methyl-2-hexayne
c)
4-butyl-2-hexayne
d)
4-ethyl-5,5-dimethyl-2-hexyne
30.

Are the compounds shown below isomers?

a)

yes

b)

no

31.

Given the formula representing a compound:


Which formula represents an isomer of this compound?

a)
b)
c)
d)
32.

Which compound is an isomer of C2H5OC2H5?

a)

CH3COOH

b)

C2H5COOCH3

c)

C3H7COCH3

d)

C4H9OH

33.

Which compound is an isomer of C2H5OC2H5?

a)

CH3COOH

b)

C2H5COOCH3

c)

C3H7COCH3

d)

C4H9OH

34.

this is

a)

aromatic hydrocarbon

b)

alkyne

c)

alkene

35.

cis or trans?

a)

cis

b)

trans

c)

not applicable

36.

In a stereoisomer, ________ means "on the same side" and ______ means "across from."

a)

cis; trans

b)

cis; L

c)

D; L

d)

trans; cis

37.

This molecule represents a ______.

a)

cis- orientation

b)

trans- orientation

c)

neither cis- nor trans-

38.

This molecule represents a ______.

a)

cis- orientation

b)

trans- orientation

c)

neither cis- nor trans-

39.

What is the name of this compound?

a)

Methylcyclopentane

b)

Ethylcyclopentane

c)

Ethylcyclopentene

d)

Ethylcyclohexane

40.

Select the correct IUPAC name for this compound.

a)

2-chloro-1-methylcyclopentane

b)

1-chloro-2-methylcyclopentane

c)

1,2-chloromethylcyclopentane

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