Atomic Structure

Atomic Structure

1. Structure Of An Atom

   • At the centre of an atom there is the nucleus containing protons and neutrons
   • Protons
     • The number of protons in an atom is called the atomic number
     • Protons have a positive charge and a relative charge of +1
   • Electrons
     • Electrons are found in shells of an atom
     • The electronic structure of an atom is a description of how the electrons are arranged
   • Neutrons
     • Neutrons have neutral charge and have a relative charge of 0