Promethium (Pm) Element Properties
| Atomic Mass |
145 |
| Atomic Number |
61 |
| Name Origins |
Greek, Prometheus, who stole fire from the gods. |
| Year Discovered |
1945 |
| Discovery Credits |
Produced by J. A. Marinsky, L. E. Glendenin, and C. D.
Coryell at Oak Ridge, Tennessee, USA. |
| Remarks |
Radioactive metal of the lanthanide group. Used in specialized miniature
batteries and radioactive tracers. |
| References |
Emsley, J., 1991; THE ELEMENTS : Sec. Ed.,
Clarendon Press, Oxford, 251 p. |
| See Also |
WebElements,
ChemiCool |