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  Encyclopedia of Keywords > Natural Resources > Minerals > Metals > Osmium > Hassium   Michael Charnine

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  1. Hassium is a synthetic element that is not present in the environment. (Web site)
  2. Hassium (eka-osmium)is a chemical element in the periodic table that has the symbol Hs and atomic number 108.
  3. Hassium was first synthesized in 1984 at the Gesellschaft für Schwerionenforschung a.k.a the Institute for Heavy Ion Research a.k.a. (Web site)
  4. Hassium is expected to have the electron configuration [Rn]5f 14 6d 6 7s 2 and thus behave as the heavier homolog of osmium (Os). (Web site)
  5. Hassium is therefore expected to also show other stable lower oxidation states. (Web site)


  1. Hassium can only be produced in the laboratory and has not been found in nature. (Web site)


  1. In 1994 a committee of IUPAC recommended that element 108 be named Hassium, and the name was adopted internationally, in 1997.

Half Times

  1. It is predicted that Hassium will be the densest element yet known, with a density exceeding two and a half times that of lead.


  1. Nuclear-structure physics has allowed the elements up to hassium to enter the periodic table. (Web site)


  1. Gesenschaft fur Schwerionenforschung (GSI) where hassium was first made.

Short Half-Life

  1. In the recent synthesis of 270 Hs (see hassium), 266 Sg was found to undergo exclusively SF with a short half-life (T SF = 360 ms). (Web site)
  2. More recently, a study of hassium isotopes allowed the synthesis of an atom of 263 Rf decaying by spontaneous fission with a short half-life of 8 seconds. (Web site)

Synthetic Element

  1. Hassium, is a synthetic element that is not present in the environment at all. (Web site)


  1. When element 112 decayed, it turned into element 110 (darmstadtium), which in turn decayed to element 108 (hassium), and so on. (Web site)

German State

  1. Element 108 was officially named hassium in 1997; named for the Latin word Hassias meaning Hesse, the German state. (Web site)


  1. Hassium oxidizes similar to osmium above it, to a hassium tetroxide with a lower volatility than osmium tetroxide.
  2. Experiments to date have confirmed that hassium is a typical member of group 8 showing a stable +8 oxidation state, analogous to osmium.


  1. A German team at the Institute for Heavy Ion Research at Darmstadt discovered bohrium, hassium, meitnerium, darmstadtium, roentgenium, and ununbium (at. (Web site)
  2. They suggested that the new element be named hassium, which is derived from the Latin name for the German state of Hesse, where the institute is located. (Web site)
  3. This section deals with the synthesis of nuclei of hassium by so-called "cold" fusion reactions.


  1. Natural Resources > Minerals > Metals > Osmium
  2. German State
  3. States > Hesse > Darmstadt > Darmstadtium
  4. Nature > Chemistry > Chemical Elements > Meitnerium
  5. Nature > Matter > Periodic Table > Synthetic Element
  6. Books about "Hassium" in

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  Short phrases about "Hassium"
  Originally created: May 07, 2008.
  Links checked: May 03, 2013.
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