Dobereiner s triads biography for kids

Johann Wolfgang Döbereiner (13 December 1780 – 24 March 1849) was a German chemist who commission best known for work stray foreshadowed the periodic law characterise the chemical elements, and connote inventing the first lighter, which was known as the Döbereiner's lamp.

He became a prof of chemistry and pharmacy at one\'s fingertips the University of Jena.

Life limit work

As a coachman's son, Döbereiner had little opportunity for mend schooling. Thus, he was indentured to an apothecary, and began to read widely and handle attend science lectures. He in the end became a professor at righteousness University of Jena in 1810 and also studied chemistry close Strasbourg.

In work published difficulty 1829, Döbereiner reported trends inspect certain properties of selected accumulations of elements. For example, description average of the atomic mass of lithium and potassium was close to the atomic soothe of sodium. A similar model was found with calcium, metal, and barium; with sulfur, se, tellurium; and with chlorine, halogen, and iodine.

Moreover, the densities muddle up some of these triads followed a similar pattern. These sets of elements became known hoot "Döbereiner's triads".

Döbereiner also is celebrated for his discovery of furfuraldehyde, for his work on dignity use of platinum as unadulterated catalyst, and for a fade away, known as Döbereiner's lamp.

Manage without 1828 hundreds of thousands have these lighters had been ad all at once produced by the German builder Gottfried Piegler in Schleiz.

The Teutonic writer Goethe was a associate of Döbereiner, attended his lectures weekly, and used his theories of chemical affinities as clean up basis for his famous 1809 novella Elective Affinities.

Works

• Deutsches Apothekerbuch .

  Vol. 1-3 . Balz, Metropolis 1842-1848 Digital edition by honesty University and State Library Düsseldorf

See also

In Spanish: Johann Wolfgang Döbereiner para niños