Atomic Theory Timeline

  • John Dalton

    He created the "table of atomic weights". He then concluded the dicovery with the atomic theory of matter, his Solid Sphere model.
  • Period: to

    Antoine Lavoisier

    Named the elements oxygen, carbon, and hydrogen. Also came up with combustion and oxygen a role.
  • Period: to

    Micheal Faraday

    First person to create an electric current
  • Period: to

    Joseph Louis Proust

    Known for law of constant composition.
  • J.J. Thomson

    English Physicist, He showed that cathode rays were composed of unknown negetively charged particles.
  • Period: to

    Henri becquerel

    Created radioactivity
  • Period: to

    Max plank

    Quantum theory
  • Period: to

    Ernest Rutherford

    Won a Nobel prize. First person to split atom in half.
  • Robert Milikan

    Measured the charge of an electron to see if it was positive, negative, or neutral.
  • Period: to

    Albert Einstein

    Photoelectric effect. Atomic structure
  • Marie Curie

    First women ever to win a noble prize. She discovered radium an x-rays
  • Period: to

    Niels Bohr

    Came up with atomic structur
  • Period: to

    Lisa Meitner

    Auger effect
  • Period: to

    James Chadwick

    Discovered Nuetrons and there neutral charge.
  • Period: to

    Otto Hahn

    Discovered nuclear fusion
  • Period: to

    Glen Seaborg

    Plutonium