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Worksheets

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Total questions: 13

Worksheet time: 7mins

Name
Class
Date
1.

What is the atomic mass of Neon?

a)

10

b)

20.18

c)

10.18

d)

20

2.
How many protons are in Beryllium?
a)
4
b)
9
c)
5
d)
2
3.

What is the atomic mass of Copper?

a)

63.546

b)

29

c)

29.546

d)

92

4.
How many neutrons are in a Gold atom?
a)
79
b)
196
c)
118
d)
275
5.

How many electrons does a Copper atom have?

a)

63

b)

29

c)

92

d)

34

6.

What is the atomic mass of Gold?

a)

79

b)

196.97

c)

79.97

d)

275

7.

What is the atomic mass of Helium

a)

4.0026

b)

2.0026

c)

4

d)

1

8.

How many neutrons does a Hydrogen atom have?

a)

1

b)

2

c)

3

d)

0

9.

How many electrons does an Iodine atom have?

a)

53

b)

126

c)

73

d)

179

10.

How many electrons are in a gold atom?

a)

79

b)

196

c)

117

d)

275

11.

What does the topmost number (3) represent?

a)

Mass Number

b)

Atomic Number

c)

Atomic Mass

d)

Number of Neutrons

12.

How many neutrons does an Oxygen atom have?

a)

8

b)

16

c)

24

d)

7.999

13.

What is the atomic mass of Sodium?

a)

11

b)

22.990

c)

33.990

d)

11.990