Chemical Symbols-Names
Atomic Number-Names
Find the Number of Neutrons (x2)
Names-Atomic Number
Names-Chemical Symbols
100
He
What is Helium?
100
4
What is Beryllium?
100
If Nitrogen has an atomic mass of 14.007 then how many neutrons does it have?
Nitrogen has 7 neutrons.
100

Fluorine

9

100
Lithium
Li
200

Ne

What is Sulfur?

200
6
What is Carbon?
200
If Lithium has an atomic mass of 6.941 then how many neutrons does it have?
Lithium has 4 neutrons.
200
Boron
5
200

Boron

B

300
Ca
What is Calcium?
300
10
What is Neon?
300
If aluminum has an atomic mass of 26.982 then how many neutrons does it have?
Aluminum has 14 neutrons.
300
Silicon
14
300
Magnesium
Mg
400
K
What is Potassium?
400
15
What is Phosphorous?
400
If Hydrogen has an atomic mass of 1.0079 then how many neutrons does it have?
Hydrogen does not have any neutrons.
400
Oxygen
8
400
Beryllium
Be
500
Na
What is Sodium?
500
17
What is Chlorine?
500
If argon has an atomic mass of 39.948 then how many neutrons does it have?
Argon has 22 neutrons.
500
Sulfur
16
500
Phosphorous
P
M
e
n
u