Atomic Scientists

By gxj9177
  • Period: 800 BCE to 500 BCE

    The Greeks

    The Greeks theorized that everything was made up of particles. The word "atom" comes from the Greek word "atomos", meaning indivisible.
  • 400 BCE

    Democritus

    Created the theory that everything is made up of atoms.

  • John Dalton

    Created theories about compound atoms/molecules.

  • J.J. Thomson

    Discovered the electron.

  • Albert Einstein

    Created theories on relativity and quantum mechanics.

  • Robert Millikan

    Studied the electric charge of electrons.

  • Ernest Rutherford

    Discovered the nucleus and created a model of the atom.

  • Niels Bohr

    Created the famous Bohr model of the atom.

  • Max Planck

    Originated quantum theory.

  • Louis de Broglie

    Discovered that atoms have wave properties.

  • James Chadwick

    Discovered the neutron.

  • Erwin Schrodinger

    Received a Nobel prize for creating a wave equation and explaining how electrons move around an atom.