| Lawrencium [Lr] (CAS-ID: 22537-19-5) | |
| An: 103 N: 157 Am: [ 262 ] g/mol | |
| Group No: 3 | |
| Block: d-block Period: 7 | |
| 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: unknown (?) | |
| Density: unknown | |
| Availability: Lawrencium is a synthetic "rare earth metal" which does not occur in the environment. | |
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 Discovery Information
|
| Who: A. Ghiorso, T.Sikkeland, A.E.Larsh, R.M.Latimer |
| When: 1961 |
| Where: United States |
| Name Origin
|
| After Ernest O. Lawrence. |
| Sources
|
| Purely synthetic element. Produced by bombarding californium with boron ions. |
| Uses
|
| None. |
| Notes
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| Very little is known about the chemical properties of this element but some preliminary work on a few atoms has indicated that it behaves similarly to the actinides. |