Tungsten
Fausto and Juan José de Elhuyar are credited with the discovery of tungsten in 1783.
Further Details:
Info and Facts about the element Tungsten from the Periodic Table. Interesting Facts, information about Tungsten the element. Concise facts and info about Tungsten ... Facts about Tungsten - Element included on the Periodic Table...
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Get periodic table facts on the chemical and physical properties of the element tungsten or wolfram. ... Tungsten Atomic Number: 74 ... Iridium Facts - Periodic Table of the Elements...
chemistry.about.com/od/elementfacts/a/tungstenwolfram.h... chemistry.about.com/od/elementfacts/a/tungstenwolfram.htm
* Tungsten has the highest melting point and lowest vapor pressure of all metals. ... * Tungsten has many other uses. It is used for filaments for electric lamps, television tubes, fly fishing, and x-ray targets. It is also used for metal evaporation.
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Tungsten - Wikipedia, the free encyclopedia
Tungsten (pronounced /ˈtʌŋstən/ ), also known as wolfram (), is a chemical element with the chemical symbol W and atomic number 74. A steel-gray metal, tungsten is found in several ores, in...
en.wikipedia.org/wiki/Tungsten
Get information, facts, and pictures about tungsten at Encyclopedia.com. Make research projects and school reports about tungsten easy with credible articles from our FREE, online encyclopedia and dictionary. ... in naming compounds of tungsten, use of the name wolfram as a root ... Facts and information from other sites...
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Tungsten Leaching into Waterways; Vic Oltrogge; May 2007 ... Home » Technical » Bullet Talk » Tungsten Facts ... X-citing Facts...
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Just about the the only thing that will really attack tungsten is a mixture of hydrofluoric and nitric acid, although interesting results can be had by putting tungsten filings into fluorine or in iodine pentafluoride (DON´T do it, unless you know how to handle these dangerous chemicals!). Chemical facts: ---------------------
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valence +2, +3, +4, +5, or +6. Tungsten is a very hard, silver-white to steel-gray metal with a body-centered cubic crystalline structure. In its chemical properties it resembles molybdenum, the element above it in group VIb of the periodic table.
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Tungsten is useful for glass-to-metal seals since the thermal expansion is about the same as borosilicate glass ... tungsten and its alloys are used extensively for filaments for electric lamps, electron and television tubes, and for metal evaporation work...
web1.caryacademy.org/chemistry/rushin/StudentProjects/E... web1.caryacademy.org/chemistry/rushin/StudentProjects/ElementWebSites/tungsten/tungsten_uses.htm