Free Printable Proton, neutrons, electons

Free Printable Worksheets

Worksheets

Proton, neutrons, electons

Total questions: 11

Worksheet time: 21mins

Name

Class

Date

1.

What is the atomic number of Lithium?

a)

3

b)

4

c)

7

2.

How many protons in Lithium?

a)

3

b)

4

c)

7

3.

How many neutrons in Lithium?

a)

3

b)

4

c)

7

4.

What is the mass number of Helium?

a)

2

b)

4

c)

6

5.

How many protons does Helium have?

a)

2

b)

4

c)

6

6.

How many neutrons does Helium have?

a)

2

b)

4

c)

6

7.

What is the atomic number of Boron?

a)

5

b)

6

c)

10

d)

11

8.

How many protons does Boron have?

a)

5

b)

6

c)

10

d)

11

9.

How many neutrons does Boron have?

a)

5

b)

6

c)

10

d)

11

10.

Which element has 6 protons?

a)

Be

b)

B

c)

C

d)

N

11.

Which element has 10 protons?

a)

Na

b)

Ne

c)

Mg

d)

Al

100 %

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