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Topic: Johann Arfvedson

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	Johann Arfvedson: Definition and Links by Encyclopedian.com
		Johann August Arfvedson (January 12, 1792 - October 28, 1841), Swedish chemist and the discoverer of lithium (1817).
		Arfvedson was a student of notable Swedish chemist Jöns Jacob Berzelius, and the rare mineral arvedsonite[?] was named after him.
		Post a link to definition / meaning of " Johann Arfvedson " on your site.
	www.encyclopedian.com /jo/Johann-Arfvedson.html (88 words)

	1792
		Februar: Johann Friedrich Dieffenbach, deutscher Mediziner und Chirurg († 1847)
		Februar: Johann Philipp Bronner, deutscher Apotheker und Weinbaupionier († 1864)
		Juni: Johann Thaddäus Anton Peithner von Lichtenfels, böhmischer Montanwissenschaftler (* 1727)
	www.weblexikon.de /1792.html (907 words)

	1841
		August: Johann Friedrich Herbart, deutscher Philosoph, Psychologe und Pädagoge (* 1776)
		Oktober: Johan August Arfvedson, schwedischer Chemiker (* 1792)
		Dezember: Johann Heinrich Dannecker, deutscher Bildhauer (* 1758)
	www.weblexikon.de /1841.html (1095 words)

	Aegidus Bach Johann
		Johann Aegidus Bach (1645 - 1716) was the father of the composer Johann Bernhard Bach...
		Johann Aegidus Bach (1645 - 1716) was the father of the composer Johann Bernhard Bach, and organist and municipal orchestra...
		Johann Aegidus Bach (1645–1716) was the father of the composer Johann Bernhard Bach, and organist and municipal orchestra director of Erfurt, Germany.
	www.mocde.com /search/aegidus-bach-johann.html (621 words)

	MSN Encarta - Lithium
		In group 1 (or Ia) of the periodic table (see Periodic Law), lithium is one of the alkali metals.
		Discovery of the element is generally credited to Johann A. Arfvedson in 1817.
		Lithium is obtained by the electrolysis of a mixture of fused lithium and potassium chloride.
	ca.encarta.msn.com /encyclopedia_761565753/Lithium.html (244 words)

	Free Essays - Lithium
		The ore Petalite (which is now recognized to be LiAl(Si2O5)2) had been discovered by a Brazilian scientist, José Bonifácio de Andrada e Silva towards the end of the 18th century on a visit to Sweden.
		This Swedish scientist, Johann August Arfvedson, detected traces of an unknown substance in his sample of Petalite.
		From the Greek word "lithos" meaning "stone", it was so named due to the fact that it was discovered from a mineral source; whereas the other two common Group 1 elements, Sodium and Potassium, were found in plant sources.
	www.freeessays.tv /a2794.htm (268 words)

	JOHANN (Site not responding. Last check: 2007-11-02)
		Search the JOHANN Family Message Boards at Ancestry.com (if available).
		Search the JOHANN Family Resource Center at RootsWeb.com (if available).
		Find graves of people named JOHANN at Find-a-Grave.com (or add one that you know).
	www.worldhistory.com /surname/US/J/JOHANN.htm (73 words)

	1792 article - 1792 1789 1790 1791 1793 1794 1795 Decades 1760s 1770s 1780s 1790s - What-Means.com (Site not responding. Last check: 2007-11-02)
		January 12 - Johann Arfvedson, Swedish chemist (d.
		March 3 - Johann Karl Ludwig Gieseler, German church historian (d.
		September 28 - Johann Georg Hiedler, step-father of Alois Hitler
	www.what-means.com /encyclopedia/1792 (952 words)

	Lithium
		A scientist named Johann Arfvedson in 1817 discovered lithium.
		It is found in small units in almost all of the igneous rocks and also in the waters of many mineral springs.
		Lithium is the lightest known metal, it is only half as heavy as an equal volume of water.
	www.cheney268.com /MSScience/Schroeder/Periodic/li.htm (113 words)

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