The Atom

By Matt G
  • Period: to

    The Atom

    Created May 4th, 2015 by Matthew Gilmore.

  • Newton has the atom theory some time during 1704.

  • Dalton solid sphere model

    Dalton said atoms were indestructable, microscopic spheres.

  • Thompson: The Plum Pudding Model

    Thompson said that electrons were surrounded by a positive feild of energy, sometime in 1904.

  • Rutherford: The Nuclear Model

    Ruther ford disproved Thompson's plum pudding model by firing alpha rays at foil. Some rays were reflected.

  • Bohr: The Bohr (Planetary) Model

    Bohr said that negatively charged electrons orbit a positively charged nucleus at a fixed distance.

  • Schrodinger: Quantum Mechanics Model

    Schrodinger introduced the idea of the electron cloud. The denseity of the cloud determines the likely-hood of finding an electron.