Facts about the Discovery and History of the Selenium Element; Selenium was discovered by Jons Jacob Berzelius in 1817 ...
http://www.periodic-table.org.uk/element-selenium.htm
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The Element Selenium - Basic Physical and Historical Information ... The Element Selenium; [Click for Isotope Data] ... Selenium was discovered by Jöns Jacob Berzelius, a Swedish chemist, in 1817 after analyzing an impurity that was contaminating the sulfuric acid (H2SO4) being produced at a particular factory in Sweden.
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education.jlab.org/itselemental/ele034.html
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Selenium is a gray, metallic element. Its atomic number is 34 and its symbol is Se. The Swedish scientist Jons Jacob Berzelius discovered selenium in 1817. In studying the sulfuric acid produced in a particular Swedish factory, he discovered an impurity which he eventually identified as selenium.
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www.mii.org/Minerals/photoselenium.html
www.mii.org/Minerals/photoselenium.html
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Chemistry question: Who discovered selenium? I have found this on Wikipedia.com... Jons Jakob Berzelius founded Selenium associated with Tellerium in 1817. I sure hope this helps!!! ... Who discover selenium? Who discoverd Selenium? When is Selenium discovered? Who frist discovered selenium? Who was selenium discovered by?
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wiki.answers.com/Q/Who_discovered_selenium
wiki.answers.com/Q/Who_discovered_selenium
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Selenium - Wikipedia, the free encyclopedia
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Selenium (pronounced /sɨˈliːniəm/ sə- LEE -nee-əm ) is a chemical element with the atomic number 34, represented by the chemical symbol Se , an atomic mass of 78.96. It is a nonmetal...
en.wikipedia.org/wiki/Selenium
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Discovered by Berzelius in 1817, who found it associated with tellurium, named for the earth. Selenium is found in a few rare minerals, such as crooksite and clausthalite.
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www.tamuk.edu/chemistry/WebElements/selenium_element.ht...
www.tamuk.edu/chemistry/WebElements/selenium_element.htm
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Selenium was discovered in Sweden by Jons Berzelius in 1817. ... Jump to The Uses of Selenium ... Sources: Selenium can be found is small quantities in rare minerals such as crooksite and clausthalite. Most of the world's selenium is now obtained from lead, copper and nickel refining.
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www.chemistry.pomona.edu/Chemistry/periodic_table/Eleme...
www.chemistry.pomona.edu/Chemistry/periodic_table/Elements/Selenium/selenium.htm
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Discovered: Selenium exists in only trace amounts around us. It was discovered by Jons J. Berzelius in 1817. Martin Klaproth, the discoverer of uranium and zirconium had concluded that a red colored byproduct of sulfuric acid production contained tellurium, an element whose compounds he had been studying.
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www.chemicool.com/elements/selenium.html
www.chemicool.com/elements/selenium.html
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Learn about Selenium from the publishers of the Physicians Desk Reference. Find information on uses, benefits, food sources, deficiency, dosage, side effects and more for herbal medicine and supplements. ... Selenium is a nutrient used with other antioxidants to help prevent arthritis, cancer, and heart disease. It is also...
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www.pdrhealth.com/drugs/altmed/altmed-mono.aspx?content...
www.pdrhealth.com/drugs/altmed/altmed-mono.aspx?contentFileName=ame0155.xml&contentName=Selenium&contentId=318
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