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carbon compounds

Total questions: 25

Worksheet time: 14mins

Name
Class
Date
1.

Organic compounds

a)

are made only of carbon

b)

contain carbon bonded to hydrogen and nothing else

c)

contain carbon bonded to hydrogen

d)

contain only oxygen

2.

Which property of carbon is important in the forming of many types of organic compounds

a)

carbon has 6 electrons

b)

carbon has 6 protons

c)

carbon has 4 valence electrons

d)

carbon can only bond with hydrogen

3.

Because carbon has 4 valence electrons

a)

it can form up to 4 covalent bonds

b)

it can form ionic bonds

c)

it can form only double bonds

d)

it can form covalent bonds with H only

4.

This is an example of a

a)

straight carbon chain

b)

branched carbon chain

c)

carbon ring structure

5.

How many covalent bonds does each carbon have in the molecule shown?

a)

4

b)

2

c)

8

d)

6

6.

The carbons circled in red...

a)

are double bonded

b)

are sharing two pairs of electrons

c)

are sharing three pairs of electrons

d)

form a single covalent bond

7.

A carbon chain by itself is not able to dissolve in water. Which functional group can be added to make the carbon chain polar and hydrophilic?

a)

NH2

b)

Phosphate

c)

Carboxyl

d)

Hydroxyl

8.
What is the general formula of the alkynes?
a)
CnH2n+1
b)
CnH2n+2
c)
CnH2n-1
d)
CnH2n-2
9.
Which of the following could contain a triple bond?
a)
C4H10
b)
C4H8
c)
C4H6
d)
C4H12
10.
How many carbon atoms are in propane
a)
1
b)
2
c)
3
d)
4
11.
How many hydrogen atoms are in butane
a)
4
b)
6
c)
8
d)
10
12.
If an alkane has 20 carbon atoms, how many hydrogen atoms will it have?
a)
20
b)
22
c)
40
d)
42
13.
Name this alkane
a)
Methane
b)
Ethane
c)
Propane
d)
Butane
14.
Name this alkane
a)
Methane
b)
Ethane
c)
Propane
d)
Butane
15.
The "ane" ending in "alkane" tells someone that they are dealing with _________-bonded carbons.
a)
single
b)
double
c)
triple
d)
quadruple
16.

What chemical is this? (C5H10)

a)

Pentene

b)

Pentane

c)

Hexane

d)

Heptene

17.
Give the name of this compound...
C3H8
a)
Propene
b)
Butane
c)
Butene
d)
Propane
18.
The molecular formula for Heptane is
a)
C4H10
b)
C8H18
c)
C5H12
d)
C7H16
19.
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
20.
General formula of Alkane is 
a)
CnH2n+2
b)
CnH2n
c)
CnH2n+1OH
d)
CnH2n+1COOH
21.
Classify the compound based on the functional group present.
a)
alkane
b)
alkene
c)
alkyne
d)
aromatic
22.

What chemical is this? (C5H10)

a)

Pentene

b)

Pentane

c)

Hexane

d)

Heptene

23.
a)

1-propene

b)

2-propyne

24.

Which of the following shows the structure of ethene?

a)
b)
c)
d)
25.

Which of the following shows the structure of propene?

a)
b)
c)
d)