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ATOM TIMELINE

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  • What is the positive particle of an atom called?
    Proton
  • He discovered Neutron
    James Chadwick
  • He proposed the Theory that all matter is made up of ATOM.
    John Dalton
  • He made the Plum Pudding model of the atom
    Joseph John Thomson
  • What do you call the Atomic model of Neils Bohr?
    Planetary Model
  • What is the charge of Neutron?
    None or no charge
  • He said that matter can be divided endlessly
    Aristotle
  • He gave us the term ATOMOS meaning indivisible
    Democritus
  • Who discovered the positive nucleus of an atom?
    Ernest Rutherford
  • He said that the electrons move around the positive nucleus like planets moving around the sun.
    Neils Bohr
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