History of the Atom

  • 460

    Democritus made his Atomic theary

    All things were made up of atoms.
  • Isaac Newton proposed atoms moved.

  • John Dalton made his Theory

    Matter is made up of atoms.
  • Micheal Faraday studied the effect of electricity on solutions.

  • William Crookes invented the Crookes Tube

  • J.J. Thomson showed the cathode rays were composed of unknown eletrical particles.

  • Ernest Rutherford did his experement.

    Put gold foil on the inside of a hat box and saw the reflecting of gamma radiation.
  • Niels Bohr does his atomic experement

  • Robert Milikan did his oil drop experement.

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