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单词 bohrium
释义

bohrium

/ˈbɔːrɪəm /
noun [mass noun]
The chemical element of atomic number 107, a very unstable element made by high-energy atomic collisions. (Symbol: Bh) Few atoms have ever been made, but if enough were found in one area, bohrium would constitute a radiation hazard....
  • In 1997, however, the name bohrium for element 107 was recognized internationally.
  • Only a few atoms of bohrium have ever been made, and it will probably never be isolated in observable quantities.
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更新时间:2025/1/9 17:36:42