| Mendelevium [Md] (CAS-ID: 7440-11-1) | |
| An: 101 N: 157 Am: [258] g/mol | |
| Group Name: Actinoid | |
| Block: f-block Period: 7 (actinoid) | |
| State: presumably a solid at 298 K | |
| Colour: unknown, but probably metallic and silvery white or grey in appearance Classification: Metallic | |
| Boiling Point: unknown (?) | |
| Melting Point: 1100K (827'C) | |
| Density: unknown | |
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 Discovery Information
|
| Who: G.T.Seaborg, S.G.Tompson, A. Ghiorso, K.Street Jr. |
| When: 1955 |
| Where: United States |
| Name Origin
|
| After the scientist Dmitri Ivanovitch Mendeleyev, who devised the periodic table. |
| Sources
|
| Purely synthetic element. Made by bombarding einsteinium with helium ions. |
| Uses
|
| There are no other uses of mendelevium and only trace amounts of the element have ever been produced. |