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Search "Selenium"

 
Not What You Meant?  There are 2 definitions for Selenium.  Also try: SE.

Selenium

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About 22 pages (6,562 words) in 7 products

"Selenium" Search Results
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Encyclopedia and Summary Information
summary from source:
Selenium Summary
522 words, approx. 2 pages
Selenium is a metal-like element signified by the atomic symbol Se. The average atomic weight of its isotopes is 78.96, and its atomic number is 34. The element exists in at least three allotropic forms, which may be either amorphous or crystalline and...
summary from source:
Selenium Summary
498 words, approx. 2 pages
Selenium is the third element in Group 16 of the periodic family. The members of this family are sometimes referred to as the chalcogens, meaning "ore-forming." Selenium has an atomic number of 34, an atomic mass of 78.96, and a chemical symbol of Se....
summary from source:
Selenium : Environmental Science and Engineering
53 words, approx. 1 pages
A member of Group VIA of the periodic table, this metal occurs widely but unevenly in the earth’s crust. Its concentration is about 4 micrograms per liter in seawater. It is toxic in elevated concentrations to humans and aquatic life. The maximum...
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Selenium : Forensic Science Terms
15 words, approx. 1 pages
Nonmetallic element sensitive to light; used as a coating on drums of photocopying...
summary from source:
Selenium Information
3,314 words, approx. 11 pages
Selenium (pronounced /səˈliːniəm/) is a chemical element with atomic number 34, with the chemical symbol Se. It is a nonmetal, chemically related to sulfur and tellurium, and rarely occurring in its elemental state in nature. It is toxic in large...
 


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News and Journals
summary from source:

Better Nutrition
selenium
07/01/2006: 404 words, approx. 1 pages
AMERICANS RARELY HAVE DEFICIENCIES OF THIS TRACE MINERAL, BUT IT NEVER HURTS TO BE INFORMED Selenium may not be the most recognizable mineral in the supplement aisle (as opposed to, say, calcium, magnesium or iron), but it does play an important role in...
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Alternative Medicine Review
Selenium. (Monograph).
02/01/2003: 4,755 words, approx. 16 pages
Introduction [ILLUSTRATION OMITTED] Until the late 1950s, selenium was believed to be a toxic element. In 1957, Schwarz and Foltz established selenium as an essential trace element in the diet for the prevention of disease. (1) In food, selenium is derived...
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AP News
University researcher seeks better flour
11/27/2007: 297 words, approx. 1 pages
South Dakota State University researchers are looking for ways to increase the amount of the trace mineral selenium in flour.Flour that is high in selenium could create a market for farmers along the Missouri River, where the selenium content is high, said Padmanaban Krishnan, a...
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AP News
Feds order company to study Nev. mine
1/18/2007: 355 words, approx. 1 pages
Federal regulators have ordered Atlantic Richfield Co. to take the first major step toward cleaning up contamination at an abandoned copper mine in northern Nevada, saying it poses an "imminent and substantial threat."The U.S. Environmental Protection Agency ordered the company to begin determining the extent...
 


Selenium Study Pack

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Selenium

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About 22 pages (6,562 words) in 7 products


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