Atomic Structure

Which subatomic particles are found in the nucleus of an atom?

• Protons and Electrons
• Protons and Neutrons
• Neutrons and Electrons
• Protons, Neutrons and Electrons

What electrical charge does a proton have?

• +1
• 0
• -1
• +2

The total number of protons and neutrons in an atom is called the...

• Atomic number
• Proton number
• Mass number
• Weight number

Complete the missing label on the diagram.

• Neutron
• Centre
• Nucleus
• Sub atomic particle

Which particle is negatively charged?

• proton
• atom
• neutron
• electron

The smallest possible unit matter can be divided into while still maintaining its properties.

• Proton
• Atom
• Element

The area of the atom where protons and neutrons are found

• Electron Cloud
• Nucleus
• Energy Level

The negative charge particles that float around the outside of the atom

• Proton
• Neutron
• Electron

A design of an atom showing the nucleus as well as the electrons their designated orbits

• Periodic Table
• Bohr Model
• Electron Cloud

In what part of an atom can the protons and neutrons be found?

• nucleus

• neutrine

• electron cloud

• proton cloud