Chadneu

Atomic Timeline

By luke.daugherty
  • 101

    Thales 600 B.C.

    Though everything was made of something
  • 101

    Democritus 370 B.C.

    Thought of the atom
  • 101

    Aristotle 322 B.C.

    Though things were made of Earth, Fire, Air, and Water

  • Isaac Newton

    Backed up the atom

  • Becquerel

    Discovered Radioactivity

  • J.J. Thompson

    Discovered the electron

  • Robert Millikan

    Determined the charge and mass of electron

  • Gold Foil Expirement

    Showed atoms wouldn't go through a sheet

  • Rutherford

    Discovered nucles

  • Bohr

    Made Bohr model; thought electrons were on fixed paths

  • Francis Aston

    Discovered isotopes

  • Schrodinger

    The Quantom Model