Free Printable Atomic Structure

Free Printable Worksheets

Worksheets

Atomic Structure

Total questions: 10

Worksheet time: 5mins

Name

Class

Date

1.

How many PROTONS does ALUMINIUM have?

a)

13

b)

12

c)

11

d)

10

2.

How many PROTONS does CARBON have?

a)

9

b)

8

c)

7

d)

6

3.

How many ELECTRONS does CALCIUM have?

a)

21

b)

20

c)

19

d)

18

4.

How many ELECTRONS does COPPER have?

a)

29

b)

28

c)

27

d)

26

5.

How many ELECTRONS does CHLORINE have?

a)

18

b)

17

c)

16

d)

15

6.

How many PROTONS does HYDROGEN have?

a)

0

b)

1

c)

2

d)

3

7.

How many PROTONS does POTASSIUM have?

a)

22

b)

21

c)

20

d)

19

8.

How many PROTONS does ARGON have?

a)

22

b)

21

c)

20

d)

19

9.

How many ELECTRONS does LITHIUM have?

a)

5

b)

4

c)

3

d)

2

10.

How many ELECTRONS does HELIUM have?

a)

5

b)

4

c)

3

d)

2

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