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Atomic Structure - Key Concepts

Total questions: 16

Worksheet time: 4hrs 0mins

Name
Class
Date
1.
What is the number of protons?
a)
4
b)
5
c)
9
d)
13
2.
What is the number of neutrons?
a)
4
b)
5
c)
9
d)
13
3.
What is the number of electrons?
a)
4
b)
5
c)
9
d)
13
4.
What is the number of protons for this element?
a)
6
b)
12
c)
18
d)
24
5.
What is the number of neutrons for this element?
a)
6
b)
12
c)
18
d)
18.011
6.
What is the number of electrons for this element?
a)
6
b)
12
c)
18
d)
18.011
7.
An atom has 6 protons and 7 neutrons.  What is its atomic mass?
a)
1
b)
6
c)
7
d)
13
8.
Fill in the empty cell.
a)
Carbon
b)
6
c)
12
d)
18
9.
Fill in the empty cell.
a)
Lithium
b)
3
c)
4
d)
7
10.
Fill in the empty cell.
a)
1
b)
4
c)
5
d)
9
11.
Fill in the empty cell.
a)
Boron
b)
Carbon
c)
Nitrogen
d)
Oxygen
12.
Fill in the empty cell.
a)
Boron
b)
Carbon
c)
Nitrogen
d)
Oxygen
13.
Fill in the empty cell.
a)
9
b)
10
c)
19
d)
28
14.
Fill in the empty cell.
a)
Boron
b)
Carbon
c)
Nitrogen
d)
Oxygen
15.
Fill in the empty cell.
a)
Boron
b)
Carbon
c)
Nitrogen
d)
Oxygen
16.
Fill in the empty cell.
a)
4
b)
5
c)
9
d)
13