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alkane,alkene,alkynes

Total questions: 37

Worksheet time: 27mins

Name
Class
Date
1.
How many carbon atoms are in methane?
a)
1
b)
2
c)
3
d)
4
2.
How many carbon atoms are in propane
a)
1
b)
2
c)
3
d)
4
3.
What is the general formula of an alkane
a)
2n+2
b)
CnH2n+2
c)
CnH2n
d)
CnHn
4.
Organic compounds are compounds contain ______________.
a)
O
b)
C
c)
N
d)
S
5.
Name this alkane
a)
Methane
b)
Ethane
c)
Propane
d)
Butane
6.

what is hydrocarbon

a)

carbon and oxygen only

b)

carbon , hydrogen and oxygen

c)

carbon and hydrogen only

7.

what is the meaning of unsaturated hydrocarbon?

a)

compound containing carbon and oxygen with single bond

b)

compound that contain carbon and hydrogen with double bond

c)

compound that containing carbon, hydrogen and halogen with single bond.

8.

which compound is saturated hydrocarbon?

a)

propene

b)

propanol

c)

propane

d)

chloropropane

9.

Name the structure?

(a)  

10.

Which of the following shows the structure of ethene?

a)
b)
c)
d)
11.

Which of the following shows the structure of propene?

a)
b)
c)
d)
12.

The boiling points and viscosity of alkane molecules increase as their molecular sizes increase.

a)

TRUE

b)

FALSE

13.

General formula of Alkene is

a)

CnH2n+2

b)

CnH2n+1OH

c)

CnH2n

14.

Propene reacts with steam in the presence of concentrated phosphoric acid as catalyst at temperature 300°C and pressure 60 atm to produce compound X

what is compound X?

a)

C3H6

b)

C3H8

c)

C3H7OH

15.

what is solubility of alkane and alkene?

a)

soluble in water, insoluble in organic solvent

b)

insoluble in water , soluble in organic solvent

c)

soluble in water and organic solvent

16.

Name this alkane

a)

Methane

b)

Propane

c)

Ethane

d)

Butane

17.

Name this structure

a)

1,2-diethyl-butane

b)

1,2-dimethyl-butane

c)

3,4-diethyl-pentane

d)

2,3-diethyl-pentane

18.

Give the name of this structure. Make sure to use a dash (-).

(a)  

19.

Give the name of this structure. Make sure to use a dash (-).

(a)  

20.

Give the name of this structure. Make sure to use a dash (-).

(a)  

21.

What is the chemical formula for Heptane?

a)

C4H10

b)

C5H12

c)

C8H18

d)

C7H16

22.

Give the name of this compound, C3H8.

(a)  

23.

Name the structure shown in the image:

a)

Ethene

b)

Ethane

c)

Ethyne

d)

Ethanamine

24.

Name the structure shown in the image:

a)

Butyne

b)

But-3-yne

c)

But-2-yne

d)

But-1-yne

25.

Name the reaction of ethene reacted with oxygen?

a)

combustion

b)

hydrogenation

c)

oxidation

26.

Which of the following is the correct formula for a pentyne?

a)

C5H8

b)

C5H10

c)

C5H12

d)

C5H11OH

27.

The general formula of Alkyne is



(a)  

28.

What chemical is this? (C5H10)

a)

Pentene

b)

Pentane

c)

Hexane

d)

Heptene

29.

Compounds that are composed of the same number and type of atoms but have them arranged in different ways are ___________.

a)

isomers

b)

isotopes

c)

polymers

d)

alkanes

30.
Name the compound.
a)
hexane
b)
2,3-dimethylbutane
c)
ethylbutane
d)
2,2-dimethylbutane
31.

What is the name for this compound?

a)

4 - propylnonane

b)

4 - ethylnonane

c)

4 - propyloctane

d)

4 - ethyloctane

32.
What type of hydrocarbon is this?
a)
Alkane
b)
Alkene
c)
Alkyne
33.
How many carbons are in the longest chain of the following molecule:
a)
11
b)
10
c)
9
d)
8
34.

Select the formula for the following name: Octene

a)

C8H16

b)

C8H14

c)

C8H18

d)

C8H15OH

35.

All living systems are made from carbon-based molecules.

a)

True

b)

False

36.

Butane contains the following number of carbons:

a)

3

b)

4

c)

9

d)

7

37.

The correct name for this hydrocarbon is:

a)

1-methene

b)

2-butane

c)

1-propene