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Roentgenium is named after Wilhelm Conrad Röntgen. |
Roentgenium
| Atomic Number: | 111 | Atomic Radius: | -- |
| Atomic Symbol: | Rg | Melting Point: | -- |
| Atomic Weight: | 280 | Boiling Point: | -- |
| Electron Configuration: | -- | Oxidation States: | -- |
History
Discovered by Gesellschaft Schwerionenforschung (GSI) in Darmstadt, in 1994. Reasearch group of S. Hofmann, V. Ninov, F.P. Hessberger, P. Armbruster, H. Folger, G. Munzenberg, H.J. Schott, and others.