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Protons, Electrons, and Neutrons: Part 1

Total questions: 10

Worksheet time: 10mins

Name
Class
Date
1.
How many protons are in Boron (B) ?
a)
3
b)
5
c)
10
d)
11
2.
How many electrons are in Manganese (Mn) ?
a)
12
b)
25
c)
55
d)
30
3.
How many neutrons are in Phosphorus (P) ?
a)
15
b)
31
c)
16
d)
14
4.
How many protons are in Zirconium (Zr) ?
a)
40
b)
91
c)
30
d)
65
5.
How many electrons are in Bromine (Br) ?
a)
35
b)
80
c)
5
d)
11
6.
How many neutrons are in Mercury (Hg) ?
a)
200
b)
80
c)
121
d)
72
7.
Which element has 31 protons ?
a)
Gallium 
b)
Germanium
c)
Gadolinium
d)
Polonium
8.
Which element has 56 electrons ?
a)
Barium
b)
Boron
c)
Beryllium
d)
Bromine
9.
Which element has 22 neutrons ?
a)
Magnesium
b)
Argon
c)
Silicon
d)
Sulfur
10.
Which element has 73 protons ?
a)
Titanium
b)
Tantulum
c)
Thallium
d)
Thorium