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ATOMIC WEIGHT

Total questions: 20

Worksheet time: 10mins

Name
Class
Date
1.

which element has the atomic mass of 4.00

a)
Lithium (Li)
b)
Beryllium (Be)
c)
Neon (Ne)
d)
Helium (He)
2.

which element has the atomic mass of 30.97

a)
Chlorine
b)
Phosphorus
c)
Silicon
d)
Sulfur
3.

which element has the atomic mass of 32.07

a)
Oxygen (O)
b)
Chlorine (Cl)
c)
Phosphorus (P)
d)
Sulfur (S)
4.

which element has the atomic mass of 19.00

a)

Fluorine (F)

b)
Sodium (Na)
c)
Calcium (Ca)
d)
Potassium (K)
5.

which element has the atomic mass of 20.18

a)
Sodium (Na)
b)

Neon (Ne)

c)
Oxygen (O)
d)
Potassium (K)
6.

which element has the atomic mass of 24.31

a)
Magnesium (Mg)
b)
Sodium (Na)
c)
Aluminum (Al)
d)
Potassium (K)
7.

which element has the atomic mass of 39.10

a)
Potassium (K)
b)
Iron (Fe)
c)
Calcium (Ca)
d)
Sodium (Na)
8.

which element has the atomic mass of 26.98

a)
Zinc (Zn)
b)
Aluminum (Al)
c)
Copper (Cu)
d)
Silicon (Si)
9.

which element has the atomic mass of 28.09

a)
Silicon (Si)
b)
Carbon (C)
c)
Aluminum (Al)
d)
Oxygen (O)
10.

which element has the atomic mass of 1.01

a)
Hydrogen
b)
Nitrogen
c)
Carbon
d)
Oxygen
11.

which element has the atomic mass of 10.81

a)
Carbon (C)
b)
Boron (B)
c)
Oxygen (O)
d)
Nitrogen (N)
12.

which element has the atomic mass of 6.94

a)
Potassium (K)
b)
Sodium (Na)
c)
Calcium (Ca)
d)
Lithium (Li)
13.

which element has the atomic mass of 12.01

a)
Oxygen
b)
Carbon
c)
Nitrogen
d)
Hydrogen
14.

which element has the atomic mass of 35.45

a)
Potassium (K)
b)
Oxygen (O)
c)
Chlorine (Cl)
d)
Sodium (Na)
15.

which element has the atomic mass of 22.99

a)
Sodium (Na)
b)
Chlorine (Cl)
c)
Iron (Fe)
d)
Potassium (K)
16.

which element has the atomic mass of 39.95

a)
Sodium (Na)
b)
Calcium (Ca)
c)
Iron (Fe)
d)

Argon (Ar)

17.

which element has the atomic mass of 9.01

a)
Lithium (Li)
b)
Sodium (Na)
c)
Magnesium (Mg)
d)
Beryllium (Be)
18.

which element has the atomic mass of 40.08

a)
Iron (Fe)
b)
Calcium (Ca)
c)
Sodium (Na)
d)
Oxygen (O)
19.

which element has the atomic mass of 14.01

a)
Nitrogen
b)
Carbon
c)
Hydrogen
d)
Oxygen
20.

which element has the atomic mass of 16.00

a)
Hydrogen (H)
b)
Carbon (C)
c)
Nitrogen (N)
d)
Oxygen (O)