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WorksheetsValence Electrons and Lewis Diagram
Total questions: 25
Worksheet time: 18mins
Name
Class
Date
1.
How many valence electrons does carbon (C) have?
a)
3
b)
4
c)
5
d)
6
2.
How many valence electrons does chlorine (Cl) have?
a)
2
b)
5
c)
6
d)
7
3.
How many valence electrons does magnesium (Mg) have?
a)
1
b)
2
c)
3
d)
8
4.
Which of these elements has 3 valence electrons?
a)
Al
b)
N
c)
Li
d)
F
5.
Which of these elements has 8 valence electrons?
a)
P
b)
Be
c)
O
d)
Ar
6.
This is the correct dot diagram for sodium (Na)
a)
true
b)
false
7.
This is a correct dot diagram for fluorine (F)
a)
true
b)
false
8.
This is a correct dot diagram for oxygen (O)
a)
true
b)
false
9.
This is a correct dot diagram for oxygen (O)
a)
true
b)
false
10.
This is the correct dot diagram for nitrogen (N)
a)
true
b)
false
11.
This is a correct dot diagram for nitrogen (N)
a)
true
b)
false
12.
This is a correct dot diagram for magnesium (Mg)
a)
true
b)
false
13.
This is a correct dot diagram for carbon (C)
a)
true
b)
false
14.
This is a correct dot diagram for neon (Ne)
a)
true
b)
false
15.
This could be the dot diagram of
a)
Ne
b)
H
c)
C
d)
F
16.
This could be the dot diagram of
a)
Mg
b)
Cl
c)
C
d)
O
17.
This could be the dot diagram of
a)
H
b)
O
c)
Si
d)
Ar
18.
This could be the dot diagram of
a)
O
b)
B
c)
Li
d)
Ne
19.
This could be the dot diagram of
a)
P
b)
Ar
c)
Na
d)
B
20.
This could be the dot diagram of
a)
Be
b)
B
c)
C
d)
Ne
21.
This could be the dot diagram of
a)
Al
b)
Si
c)
Na
d)
Mg
22.
This could be the dot diagram of
a)
Ne
b)
Si
c)
Al
d)
Be
23.
This is a correct dot diagram for neon (Ne)
a)
true
b)
false
24.
Looking at the Periodic Table, how many valence electrons does lithium (Li) have?
a)
1
b)
2
c)
3
d)
8
25.
How many valence electrons does neon (Ne) have?
a)
1
b)
5
c)
7
d)
8
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