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Total questions: 40

Worksheet time: 22mins

Name
Class
Date
1.
a)

A

b)

B

c)

C

d)

D

2.
a)

A

b)

B

c)

C

d)

D

3.
a)

A

b)

B

c)

C

d)

D

4.
a)

A

b)

B

c)

C

d)

D

5.

Name this molecule

a)

2-chlorobutan-3-one

b)

2-chlorobutan-1-methylpropanal

c)

3-chlorobutanone

d)

3-chlorobutan-2-one

6.

Name this molecule

a)

fluoroethanoic acid

b)

2-fluoroethanoic acid

c)

2-fluoromethanoic acid

d)

Fluoroacetic acid

7.

Write the IUPAC name of the following compound.

(a)  

8.

Write the IUPAC name of the following compound.

(a)  

9.

Write the IUPAC name of the following compound

(a)  

10.

Write the IUPAC name of the following compound.

(a)  

11.

The molecular formula C5H12 contains how many isomeric alkanes?

a)

1

b)

2

c)

3

d)

4

12.

Isomerism exhibited by acetic acid and methyl formate is ________.

a)

position

b)

chain

c)

functional

d)

metamerism

13.

__________ structural formula are written without showing all the individual bonds. In this structure, each central atom is shown together with the atoms that are bonded to it

a)

Molecular

b)

Condensed

c)

Expanded

d)

Skeletal

14.

____________ isomers occur when the types, number and bonds (connectivity) of the atoms are the same, but have a restricted rotation somewhere in a molecule. The common example is the double bond.

a)

Optical

b)

Chain

c)

Geometric

d)

Position

15.

How to determine that a molecule exhibit cis-trans isomerism?

a)

Restricted rotation in a carbon-carbon single bond of alkenes

b)

Each carbon of a site of restricted rotation has 2 different atoms or groups attached to it

c)

Exist in cyclic compouds only

d)

Similar chemical properties

16.

Isomerism that arises out of the difference in spatial arrangement of atoms or groups about the doubly bonded carbon atoms are called?

a)

Structural Isomerism

b)

Stereoisomerism

c)

Geometrical Isomerism

d)

Optical Isomerism

17.

Which among the following does not exhibit geometric isomerism?

a)

1-hexene

b)

2-hexene

c)

3-hexene

d)

4-hexene

18.
a)

A

b)

B

c)

C

d)

D

19.
a)

A

b)

B

c)

C

d)

D

20.
a)

A

b)

B

c)

C

d)

D

21.
The molecular formula for Heptane is
a)
C4H10
b)
C7H18
c)
C5H12
d)
C7H16
22.

What is the suffix for double bond hydrocarbons ?

a)

-ol

b)

-ene

c)

-ane

d)

-one

23.

In complete combustion, the products are?

a)

Carbon monoxide and water

b)

Carbon dioxide and water

c)

Carbon dioxide and carbon

d)

Carbon and water

24.
Which formula represents an unsaturated hydrocarbon?
a)
A
b)
B
c)
C
d)
D
25.
Name this alkane
a)
Methane
b)
Ethane
c)
Propane
d)
Butane
26.

What is the general formula of the alkenes?

a)

CnH2n+1

b)

CnH2n+2

c)

CnH2n

d)

CnH2n+1OH

27.
Which of the following could contain a triple bond?
a)
C4H10
b)
C4H8
c)
C4H6
d)
C4H12
28.
Which of the following compounds is an example of hydrocarbon?
a)
CO2
b)
C2H6
c)
C2H5OH
d)
CH3COOH
29.
Hydrocarbons are compounds that contain
a)
  Carbon and Nitrogen
b)
Carbon and Hydrogen 
c)
  Carbon, and Oxygen
d)
Carbon, Oxygen, and  Hydrogen 
30.
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
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.
a)
2,3-dimethyl-4,4-diethyl heptane
b)
2,3-methyl-4,4-ethyl heptane
c)
4,4-ethyl-2,3-methyl heptane
d)
4,4-diethyl-2,3-dimethyl heptane
33.

Name the following hydrocarbon

a)

cis-4-hexene

b)

trans-4-hexene

c)

trans-2-hexene

d)

cis-2-hexene

34.

What is wrong with the name 1-methyl-3-cyclohexene

a)

prefixes

b)

numbering

c)

commas

d)

dashes

35.

What is wrong with the name 2,4-methylhexane

a)

inappropriate use of commas

b)

inappropriate use of dashes

c)

a prefix is missing

d)

a space is missing

36.

What group(s) is/are found on the following molecule?

a)

methyl

b)

ethyl

c)

butyl

d)

methyl and butyl

e)

all of the above

37.

How many carbons are in the longest chain?

a)

7

b)

8

c)

9

d)

10

38.

How many methyl groups are on the following molecule?

a)

1

b)

2

c)

3

d)

4

39.

propyl is a....

a)

three carbon chain

b)

three carbon side chain

c)

triple bond

40.

This prefix means 7

a)

but

b)

hept

c)

hex

d)

non

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