Wayground logo

Free Printable Worksheets

Font size

S
M
L
XL
Worksheets

Atomic structure

Total questions: 7

Worksheet time: 7mins

Name
Class
Date
1.

What is the atomic number?

a)

the number of protons in the nucleus

b)

the number of protons and neutrons in the nucleus

c)

the number of neutrons in the nucleus

d)

the number of protons in the energy levels

2.

What is the atomic number?

a)

the number of protons in the nucleus

b)

the number of protons and neutrons in the nucleus

c)

the number of neutrons in the nucleus

d)

the number of protons in the energy levels

3.

What is the mass number?

a)

the number of protons in the nucleus

b)

the number of protons and neutrons in the nucleus

c)

the number of neutrons in the nucleus

d)

the number of protons and electrons in the atom

4.

What is the atomic number of this atom?

a)

1

b)

3

c)

4

d)

7

5.

What is the mass number of this atom?

a)

1

b)

3

c)

4

d)

7

6.

What is the mass number of this atom?

a)

1

b)

3

c)

4

d)

7

7.

In order for an atom to be neutral what has to be true?

a)

The atom has more protons than neutrons

b)

The atom has more neutrons than protons

c)

The atom has the same number of protons and neutrons

d)

The atom has the same number of protons and electrons