Atom History

By JonesL
  • John Dalton

    John Dalton

    Thought that all matter was composed of small indivisible particles/atoms.
  • JJ Thomson

    JJ Thomson

    Thought that atom was positively charged sphere with electrons.
  • G.N. Lewis

    G.N. Lewis

    Thought that electrons were on each corner of a cube.
  • Hantaro Nagaoka

    Hantaro Nagaoka

    Thought that nucleaus was massive with electrons.
  • Ernest Ruthorford

    Ernest Ruthorford

    Thought that atom was made up of empty space.
  • Niels Bohr

    Niels Bohr

    Thought that electrons were in more than one orbit.
  • James Chadwick

    James Chadwick

    Proved existence of neutrons in diagram.