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The law of fixed composition


  1. John Dalton and the Atomic Theory: The Biography of a Natural Philosopher, Elizabeth C. Patterson, Doubleday, New York, 1970, chapter VI. The quote was taken from notes for a lecture Dalton delivered in 1810 before the Royal Institution in London.
  2. A Short History of Chemistry, J. R. Partington, Macmillan, London (1937).

Related Pages

FAQ: History of Chemistry: Dalton Timeline (Fred Senese, Frostburg State University)
What year should I cite for the origin of Dalton's atomic theory?
http://antoine.frostburg.edu/chem/senese/101/history/faq/dalton-timeline.shtml (10/03/99)

John Dalton (Carmen Giunta, LeMoyne College)
Excerpts from Dalton's A New System of Chemical Philosophy published in 1808. Includes Dalton's table of atomic weights and and scanned atomic symbols.
http://webserver.lemoyne.edu/faculty/giunta/dalton.html (10/17/98)

My Brother, John (Judy Moody, Bette Bridges)
This narrative biography of John Dalton is told from his brother's point of view. Contributed to the 1992 Woodrow Wilson Summer Institute on the history of chemistry. Includes a bibliography and a Dalton charicature.
http://www.woodrow.org/teachers/ci/1992/Dalton.html (3/27/99)

Dalton's Atomic Theory
Page 1: Introduction
Page 2: Dalton's assumptions Five steps forward and one step back.
Page 3: Atoms in compounds An "invisible hand" fixes atom ratios in compounds
Page 4: Atoms in reactions Dance of the atoms
Page 5: Learning check Take a quiz on Dalton's Atomic Theory
Page 6: References and resources

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Last Revised 07/25/05.URL: http://antoine.frostburg.edu/chem/senese/101/atoms/dalton-links.shtml