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Alkane And Alkene

Total questions: 16

Worksheet time: 16mins

Name
Class
Date
1.
How many carbon atoms are in propane
a)
1
b)
2
c)
3
d)
4
2.
What is the general formula of an alkane
a)
2n+2
b)
CnH2n+2
c)
CnH2n
d)
CnHn
3.
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
4.
Name this alkane
a)
Methane
b)
Ethane
c)
Propane
d)
Butane
5.
Name the compound.
a)
hexane
b)
2,3-dimethylbutane
c)
ethylbutane
d)
2,2-dimethylbutane
6.
Classify the compound based on the functional group present.
a)
alkane
b)
alkene
c)
alkyne
d)
aromatic
7.

Select the formula for the following name: Octene

a)

C8H16

b)

C8H14

c)

C8H18

d)

C8H15OH

8.
Which formula represents a saturated hydrocarbon?
a)
A
b)
B
c)
C
d)
D
9.
How many carbons are in the longest chain of the following molecule:
a)
11
b)
10
c)
9
d)
8
10.
What colour does bromine water turn in the presence of an alkene
a)
Orange
b)
Blue
c)
Colourless
d)
Green
11.

What is the observation obtained when alkene react with acidified KMnO4

a)

decolourize purple solution

b)

decolourize reddish brown solution

c)

decolourize blue solution

d)

yellow precipitate formed

12.

For a compound to be considered an organic compound it must contain

a)

Carbon

b)

Hydrogen

c)

Oxygen

d)

Nitrogen

13.

When heat is applied to a hydrocarbon and it melts, the energy is being used to...

a)

Break covalent bonds

b)

Overcome intermolecular forces

c)

Break a molecule

d)

Separate atoms

14.

What is a functional group?

a)

Group of atoms that give specific characteristics to a molecule

b)

Group of molecules that give specific characteristics to an atom

c)

Group of molecules that make up a group of atoms

d)

Group of atoms that give specific characteristics to an element

15.
Which formula represents an unsaturated hydrocarbon?
a)
A
b)
B
c)
C
d)
D
16.

Unsaturated molecules contain...

a)

A carbon to carbon double bond

b)

Only single bonds between carbon atoms

c)

A water molecule

d)

A hydroxyl group