Damon & Gmos Atomic Theory

  • Democrate (Greeks)
    101

    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.