Atomic Theory

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  • Created by: SamuelTye
  • Created on: 29-06-16 11:07


  • Everything is made up of atoms
  • Each atom is made up of Neutrons , Protons & Electrons
  • An Electron has a negative charge
  • A Proton has a Positive charge
  • A Neutron has a neutral charge(
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People ivolved with the Atom


  • Discovered the Electron in 1897
  • His model was called the Plum Pudding Model (This model was disprove by Geiger & Marsden)


  • Concluded that the nucleus has a positive charge
  • First name is Ernest
  • Created a model with 4 orbital lines


  • Suggetsed elctrons are arranged in discrete energy levels
  • Published his theory in 1913
  • His model is used today
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