Damon & Gmos Atomic Theory

  • 101

    Democrate (Greeks)

    Democrate (Greeks)
    They had discovered that the atoms cannot be divided.
  • Dalton's Theory

    Dalton's Theory
    Dalton thought that atom was a hard sphere. John Dalton says matter is made up as atoms. All the atoms of an element are exactly alike.
  • Crooke

    Crooke
    In 1861 crooke discovered a green element emissions line in its spectrum.
  • JJ Thomson

    JJ Thomson
    He had won the nobel prize of his theoritical and experiemental instevigation.