WorksheetsAlkanes
Total questions: 20
Worksheet time: 19mins
Name
Class
Date
1.
How many carbon atoms are in propane
a)
1
b)
2
c)
3
d)
4
2.
How many hydrogen atoms are in butane
a)
4
b)
6
c)
8
d)
10
3.
If an alkane has 20 carbon atoms, how many hydrogen atoms will it have?
a)
20
b)
22
c)
40
d)
42
4.
Name this alkane
a)
Methane
b)
Ethane
c)
Propane
d)
Butane
5.
Name this alkane
a)
Methane
b)
Ethane
c)
Propane
d)
Butane
6.
The "ane" ending in "alkane" tells someone that they are dealing with _________-bonded carbons.
a)
single
b)
double
c)
triple
d)
quadruple
7.
Give the name of this compound...
C3H8
C3H8
a)
Propene
b)
Butane
c)
Butene
d)
Propane
8.
The molecular formula for Heptane is
a)
C4H10
b)
C8H18
c)
C5H12
d)
C7H16
9.
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
10.
General formula of Alkane is
a)
CnH2n+2
b)
CnH2n
c)
CnH2n+1OH
d)
CnH2n+1COOH
11.
What is the alkyl name for CH3
a)
methyl
b)
ethyl
c)
propyl
d)
butyl
12.
-CH2 - CH2 - CH3 is named as ________.
a)
alkyl
b)
ethyl
c)
propyl
d)
methyl
13.
What is the name of this hydrocarbon?
a)
4 ethyl 5,6 dimethyl heptane
b)
2,3 dimethyl 4 ethyl heptane
c)
4 ethyl 2,3 dimethyl heptane
d)
5 propyl hexane
14.
Which of the following is a saturated hydrocarbon?
a)
ethene
b)
heptane
c)
propyne
d)
methanol
15.
Which is the structures with IUPAC nomenclature
2,2,4-trimethylpentane
a)
b)
c)
d)
16.
Give the IUPAC name for this compound
a)
3-methyl-4-ethylhexane
b)
3-ethyl-4-methylhexane
c)
3-methyl-4-ethylheptane
d)
3-ethyl-4-methylheptane
17.
How many carbons are in the longest chain of the following molecule:
a)
11
b)
10
c)
9
d)
8
18.
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
19.
In organic chemistry, commas separate....
a)
numbers
b)
names from numbers
20.
In organic chemistry, dashes separate....
a)
numbers
b)
names from numbers
100 %
