Atomic theory

  • Democrutis theory of matter
    Aug 25, 1000

    Democrutis theory of matter

    He was the first person to suggest that matter could not be infinitely divided
    He coined the term atomos "(later became "atom") to describe the tiny particles that make up matter and that move through empty space
  • Aristrotle theory of matter
    Aug 25, 1001

    Aristrotle theory of matter

    He disagreed about atom floating empty space
    He thinks his ideas are better than democritus.
  • John Dalton atomic theory
    Aug 25, 1002

    John Dalton atomic theory

    Dalton had a teacher who was the first english schoolteacherof mordern atomic theroy.
    He basically looked over democritus personal research.
  • William Crookes atomic theory
    Aug 26, 1003

    William Crookes atomic theory

    He noticed the green flash of light within a cathode ray tube while working in a dark tube.
    He has a lot of types of radiation coating inside the tube.,
  • J.J. Thompson atomic theory
    Aug 26, 1004

    J.J. Thompson atomic theory

    He designed a series of CRT exeriments at cambridge to determine the ratio.
    He has a lot of awards including the noble prize in 1906.
  • Robert Milikan atomic theory
    Aug 26, 1005

    Robert Milikan atomic theory

    He deteremined the magnitude of the charge of the electrons.
    He also discovered the mass of the electron.
  • Ernest Rutheford atomic theory
    Aug 26, 1006

    Ernest Rutheford atomic theory

    He studied how positively charged particles intracted with solid matter.
    He was aware of the plum pudding model of the atom.