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radium - Reference Center

Radium [Lat. radius=ray], radioactive metallic chemical element; symbol Ra; at. no. 88; at. wt. 226.0254; m.p. 700°C; b.p. 1,140°C; sp. gr. about 6.0; valence +2. Radium is a lustrous white radioactive metal. It is an alkaline-earth metal; in its chemical... more

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  • Radium - Wikipedia, the free encyclopedia

    Radium (pronounced /ˈreɪdiəm/, RAY-dee-əm) is a radioactive chemical element which has the symbol Ra and atomic number 88. Its appearance is almost pure ...

    en.wikipedia.org/wiki/Radium - Similar

  • Radium

    High end visual effects studio providing digital composting, cgi, practical effects, pre-vis, shoot supervision. Based in San Francisco and Los Angeles.

    www.radium.com/ - Similar

  • Radium

    Dec 18, 2003 ... (L. radius: ray) Radium was discovered in 1898 by Mme. Curie in the pitchblende or uraninite of North Bohemia, where it occurs. ...

    periodic.lanl.gov/elements/88.html - Similar

Also Try - us epa standards radium 226, radium 226, what is radium,
us epa and radium, 10 facts about radium ra, the radium girls, radium photography
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