Finals Practice Quiz

Which subatomic particle has a positive (+) charge?

• Neutron
• Proton
• Electron

Which subatomic particle has a negative (-) charge?

• Proton
• Electron
• Neutron

Which subatomic particle has a neutral or no charge?

• Proton
• Electron
• Neutron

Where is the nucleus located in an atom?

• Near the electron shells/levels
• Near the center of an atom

Where are the Electrons found in the structure of an atom?

• In the nucleus
• In spaces around the nucleus

Which is an electron?

• A
• B
• C

How many electrons go in the first shell (ring) ?

• 6

• 8

• 4

• 2

This is a Bohr Diagram of Aluminum. How many valence electrons does Aluminum have?

• 3

• 4

• 5

How many valence electrons does Lithium (Li) have?

• 8

• 1

• 5

• 2

How many valence electrons does Tin (Sn) have?

• 8

• 7

• 5

• 4