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Hydrocarbon Types

Total questions: 25

Worksheet time: 20mins

Name
Class
Date
1.

C4H10 is an example of a _________________.

a)

molecular formula

b)

full structural formula

c)

shortened structural formula

d)

ball-and-stick model

2.

During the process of fractional distillation, the fractions are separated according to the difference in their _______________.

a)

boiling point

b)

density

c)

unsaturation

d)

mass

3.
Which of the following compounds is an example of hydrocarbon?
a)
CO2
b)
C2H6
c)
C2H5OH
d)
CH3COOH
4.
Which one of the following is saturated?
a)
water
b)
C4H8
c)
C4H10
d)
C5H8
5.
Which of the following will react with Br2(l)
a)
hexene 
b)
cyclohexane
c)
hexane
d)
alkanes
6.
Which of the following undergoes addition reactions
a)
alkanes
b)
alkanes and alkenes
c)
alkanes and alkynes
d)
alkenes
7.
Alkanes are known as saturated hydrocarbons because they contain only carbon-hydrogen single bonds.
a)
True
b)
False
8.
How many carbon atoms are in methane?
a)
1
b)
2
c)
3
d)
4
9.
If an alkane has 20 carbon atoms, how many hydrogen atoms will it have?
a)
20
b)
22
c)
40
d)
42
10.
What is the general formula of an alkane
a)
2n+2
b)
CnH2n+2
c)
CnH2n
d)
CnHn
11.
Hydrocarbons are compounds that contain
a)
Carbon, only
b)
Carbon and Hydrogen, only
c)
Carbon, Oxygen, and Hydrogen, only
d)
Carbon, Oxygen, Hydrogen, and Nitrogen, only
12.
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
13.

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

a)

-yne

b)

-ene

c)

-ane

d)

-one

14.
Give the name of this compound...
C3H8
a)
Propene
b)
Butane
c)
Butene
d)
Propane
15.
The molecular formula for Heptane is
a)
C4H10
b)
C8H18
c)
C5H12
d)
C7H16
16.
Octene
a)
Alkane
b)
Alkene
c)
Alkyne
17.
What is the IUPAC name of C5H12?
a)
Pentane
b)
Hexane
c)
Butane
d)
Heptane
18.

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

19.

What is the general molecular formula of alkenes?

a)

CnH2n+2

b)

CnH2n+1

c)

CnH2n

d)

CnH2n+3

20.

Which of the following is a saturated hydrocarbon?

a)

Propene

b)

Butyne

c)

Methane

d)

Pental

21.
What kind of hydrocarbon is this?
a)
alkene
b)
alkane
c)
alkyne
d)
benzene
22.

Unsaturated hydrocarbons must contain at least one _________ or _________ bond.

a)

single or double

b)

single or triple

c)

double or triple

d)

single or quadruple

23.

How many bonds can each carbon atom make?

a)

2

b)

1

c)

4

d)

3

24.
Which formula represents an unsaturated hydrocarbon?
a)
A
b)
B
c)
C
d)
D
25.
In addition reactions where are the new atoms added to the alkene?
a)
To the carbons that were previously double bonded
b)
To the carbon on the right
c)
To the double bond
d)
Bromine water

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