Johann Wolfgang Döbereiner
Johann Wolfgang Döbereiner | |
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![]() Johann Wolfgang Döbereiner
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Born | Hof, Bayreuth |
13 December 1780
Died | Error: Need valid death date (first date): year, month, day Jena, Grand Duchy of Saxe-Weimar-Eisenach |
Nationality | German |
Fields | Chemistry |
Known for | Döbereiner's triads Döbereiner's lamp |
Johann Wolfgang Döbereiner (13 December 1780 – 24 March 1849) was a German chemist who is best known for work that foreshadowed the periodic law for the chemical elements.
Life and work
As a coachman's son, Döbereiner had little opportunity for formal schooling. So he was apprenticed to an apothecary, reading widely, and attending science lectures. He eventually became a professor at the University of Jena in 1810; he also studied chemistry at Strasbourg. In work beginning in 1829,[1] Döbereiner discovered trends in certain properties of selected groups of elements. For example, the average atomic mass of lithium and potassium was close to the atomic mass of sodium. A similar pattern was found with calcium, strontium, and barium, with sulphur, selenium, and tellurium, and also with chlorine, bromine, and iodine. Moreover, the densities for some of these triads followed a similar pattern. These sets of elements became known as "Döbereiner's triads".[1][2]
Döbereiner also is known for his discovery of furfural,[3] for his work on the use of platinum as a catalyst, and for a lighter, known as Döbereiner's lamp.
The German writer Goethe was a friend of Döbereiner, attended his lectures weekly, and used his theories of chemical affinities as a basis for his famous 1809 novella Elective Affinities
Works
- Deutsches Apothekerbuch . Vol. 1-3 . Balz, Stuttgart 1842-1848 Digital edition by the University and State Library Düsseldorf
References
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Further reading
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Wikisource has the text of a 1911 Encyclopædia Britannica article about Johann Wolfgang Döbereiner. |
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- Kimberley A. McGrath, Bridget Travers. 1999. World of Scientific Discovery. Gale Research.
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