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Parts of an Atom

Total questions: 10

Worksheet time: 5mins

Name
Class
Date
1.

In how many parts is an atom divided?

a)

4

b)

2

c)

3

d)

1

2.

What are their parts called?

a)

Sun and moon

b)

Heart and shell

c)

Nucleus and cortex

d)

Nucleus and armor

3.

In the nucleus we find...

a)

protons

b)

electrons

c)

neutrons

d)

protons and neutrons

4.

In the cortex we find...

a)

protons

b)

neutrons

c)

electrons

d)

electrons and protons

5.

The positively-charged particle is the...

a)

Neutron

b)

Proton

c)

Electron

d)

None of them

6.

It has a negative charge...

a)

Neutron

b)

Proton

c)

Electron

d)

None of them

7.

It is a neutral particle (no charge)

a)

Neutron

b)

Proton

c)

Electron

d)

None of them

8.

The atomic number is a whole number that is equal to the number of ..... in an atom

a)

Neutrons

b)

Electrons

c)

Neutrons + electrons

d)

Protons

9.

The mass number is a whole number that is equal to the total number of ..... in an atom

a)

protons + electrons

b)

protons + neutrons

c)

electron + neutrons

d)

protons + neutrons + electrons

10.

A neutral atom will have a net charge of zero. This means that an atom will have the same number of

a)

protons and neutrons

b)

neutrons and electrons

c)

electrons, protons and neutrons

d)

protons and electrons