Matter Review

• Sample 1

• Sample 2

• Sample 3

• Sample 4

​ Label the parts of the atom.

a

b

c

d

Nucleus

Electron

Neutron

Proton

• Contain protons outside of the nucleus.

• Contain neutrons outside of the nucleus.

• Contain neutrons in the nucleus.

• Contain protons in the nucleus.

• Contain electrons outside of the nucleus.

• 
• 
• 
• 

• A

• B

• C

• D

• 22

• 24

• 11

• 12

The models show the atomic structure of four elements from the Periodic Table. Identify the elements shown by dragging the correct name to its model.

Red = Proton

Blue = Neutron

Yellow = Electron

a

b

c

d

Lithium

Sodium

Hydrogen

Helium

Atoms of which of the following elements have more than 30 protons?

• Tin (Sn)

• Zinc (Zn)

• Tungsten (W)

• Iodine (I)

• Phosphorus (P)

• 12

• 23

• 11

• 34

Which of the samples shown represents an element?

• Substance 1

• Substance 2

• Substance 3

• Substance 4