Atomic Timeline

Timeline created by zrunyon
  • Dalton

    Dalton
    He proposed an atomic theory based upon measurable properties of mass.
  • Thomson

    Thomson
    Determined the mass ratio of an electron. Studied canal rays.
  • Rutherford

    Rutherford
    Probed atoms in a piece of thin gold foil to determine that the nucleus was dense small and positively charged. He assumed that the electrons were located out of the nucleus
  • Bohr

    Bohr
    He made an explanation of atomic structure to make an understanding on the periodic table of elements. Made an atomic model made out of successive orbital shells of electrons