Atomic Structure

• What is the structure of an atom?

  A nucleus with a different combination of protons and neutrons

  Electrons found on the outer shells surrounding the nucleus
• What is the charge of a proton?

  +1
• What is the charge of a neutron?

  0
• What is the charge of an electron?

  -1
• What is the relative mass of a proton?

  1
• What is the relative mass of a neutron?

  1
• What is the relative mass of an electron?

  Negligible
• What is the nucleon number?

  The number of protons and neutrons in an element
• What is the proton number?

  The number of protons in an element