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Topic: Krypton element


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In the News (Mon 4 Jun 12)

  
  krypton   (Site not responding. Last check: 2007-10-23)
Krypton is also used in tungsten-filament photographic projection lamps and in very high-powered electric arc lights used at airports.
A mixture of stable and unstable isotopes of krypton is produced by slow neutron fission of uranium in nuclear reactors.
Kr - Kr, symbol for the element krypton.
www.infoplease.com /encyclopedia/krypton   (439 words)

  
 Kryptonite - Wikipedia, the free encyclopedia
The element, usually shown as having been created from the remains of Superman's native planet of Krypton, generally has detrimental effects on Superman.
It was a mildly radioactive element that was formed in the crust of the planet Krypton as the result of an ancient Kryptonian war.
It is speculated that kryptonite may be located in a hypothetical "island of stability" high on the periodic table, beyond the currently known unstable elements, in the vicinity of atomic number 150.
en.wikipedia.org /wiki/Kryptonite   (5915 words)

  
 The Element Krypton-- Krypton Atom
noble gas, krypton occurs in trace amounts in the atmosphere, is isolated by fractionating liquefied air, and is often used with other rare gases in
Krypton is inert for most practical purposes but it is known to form compounds with
Krypton's spectral signature is easily produced with some very sharp lines.
www.worldofmolecules.com /elements/krypton.htm   (419 words)

  
 MSN Encarta
Put on your lab coat and safety glasses and test your knowledge of the chemical elements.
All elements fall within the basic classifications of earth, wind, fire, and water
The relative abundance of the element on Earth
ca.encarta.msn.com /quiz_102/It%27s_Elementary!_A_Chemistry_Quiz.html   (365 words)

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