Atomic Structure

What are the subatomic particles in an atom

• Photon

• Proton

• Neutron

• Electron

• Alpha particles

Which subatomic particles are in the nucleus of an atom

• Photon

• Proton

• Electron

• Neutron

Which subatomic particle is outside of the nucleus

• Electron

• Neutron

• Proton

What is an isotope?

• Same elements with the same masses

• Different elements with same masses

• Same elements with different masses

• None of the above

Which subatomic particle CHANGES in an isotope of an element

• Electrons

• Protons

• Neutrons

Which subatomic particle stays the SAME in every isotope of an element

• Electrons

• Protons

• Neutrons

What is the Atomic Number of an element

• Number of electrons

• Number of neutrons

• number of protons

What is the atomic mass of an element

• Just the protons

• Number of Neutrons and electrons

• Number of neutrons

• Number of protons and neutrons

Oxygen has 8 protons, How many neutrons does the isotope oxygen-14 have?

• 4 neutrons

• 10 neutrons

• 6 neutrons

• 14 neutrons

What is the difference between Nitrogen-14 and Nitrogen-13

• They have a different number of protons

• They have a different number of neutrons

• They have a different number of electrons