Old Dudes Timeline

Timeline created by sofbritt
  • 460

    Early Greek Models - Democritus

    Early Greek Models - Democritus
    *460 BC - 370 BC*
  • Period: 460 to

    Chemistry

  • Jan 1, 1500

    Medieval Alchemy

    Medieval Alchemy
    *16th century* -mixture of science, philosophy and mysticism
    - try to discover the relationship of man to cosmos
    - they identified arsenic, antimony, and bismuth first
    - produced hydrochloric acid, nitric acid, potash & sodium carbonate
    - is a foundation for chemistry as a scientific discipline
    - through their experiments, medieval alchemists invented and developed labratory devices and procedures that are, in modified form, used today
  • John Dalton

    John Dalton
    *September 6th 1766 - July 27th 1844*
  • Henri Becquerel

    Henri Becquerel
    *December 15th 1852 - August 25th 1908*
  • J.J. Thomson

    J.J. Thomson
    *December 18th 1856 - August 30th 1940*
  • Pierre Curie

    Pierre Curie
    *May 15th 1859 - April 19th 1906*
  • Marie Curie

    Marie Curie
    *November 7th 1867 - July 4th 1934*
  • Ernest Rutherford

    Ernest Rutherford
  • Niels Bohr

    Niels Bohr
    *October 7th 1885 - November 18th 1962*
  • James Chadwick

    James Chadwick
    *October 20th 1891 - July 24th 1974*