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WorksheetsSimple Lewis Dot Structures
Total questions: 18
Worksheet time: 11mins
Name
Class
Date
1.
What is the correct Lewis Dot Structure for ammonia NH3
a)
b)
c)
d)
2.
Which is the correct molecular structure for carbon dioxide?
a)
b)
c)
d)
3.
According to the octet rule most elements need _______ valence electrons.
a)
2
b)
8
c)
6
d)
18
4.
Hydrogen needs _____ electrons in its valence shell to be stable.
a)
4
b)
6
c)
8
d)
2
5.
Which of the following is the correct Lewis dot structure for the molecule fluorine (F2)?
a)
A
b)
B
c)
C
d)
D
6.
Which of the following is the correct LD Diagram for Hydrogen Cyanide? HCN?
a)
A
b)
B
c)
C
d)
D
7.
Which of the following is an acceptable Lewis structure for CH3Cl?
a)
Option A
b)
Option B
c)
Option C
d)
Option D
8.
Which of the following is the correct Lewis structure for water?
a)
A
b)
B
c)
C
9.
Which of the following is the correct Lewis structure for the compound PBr3?
a)
structure A
b)
structure B
c)
structure C
d)
structure D
10.
Three pairs of electrons are shared in a
a)
Single bond
b)
Double bond
c)
Triple bond
11.
In this molecule, each CARBON makes how many bonds?
a)
1
b)
2
c)
3
d)
4
12.
In this molecule, each HYDROGEN makes how many bonds?
a)
1
b)
2
c)
3
d)
4
13.
In this molecule, each OXYGEN makes how many bonds?
a)
1
b)
2
c)
3
d)
4
14.
What is the correct formula for this molecule?
a)
Si4F
b)
SiF4
c)
SiF
d)
Si4F4
15.
Which of the following compounds has only single bonds?
a)
I only
b)
II only
c)
III only
d)
I and III
e)
III and IV
16.
Which of the following is the correct Lewis structure for CH2O?
a)
Option A
b)
Option B
c)
Option C
d)
Option D
17.
Which atom will never be in the middle of a Lewis Dot structure?
a)
N
b)
C
c)
H
d)
P
18.
A lone pair is defined as
a)
A pair of bonding electrons
b)
One non-bonding electron
c)
A pair of non-bonding electrons
d)
A pair of electrons on the central atom
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