Promethium (Pm)
Rare Earth Metals | Atomic Number: 61
Basic Properties
Pm
61
145 g/mol
| Element Category | Rare Earth Metals |
|---|---|
| Atomic Number | 61 |
| Atomic Weight | 145 g/mol |
Crystal Structure Visualization
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Description
A radioactive element primarily used in specialized batteries and as a portable X-ray source
| Density | 7.26 g/cm³ |
|---|
| Tensile Strength | N/A |
|---|---|
| Hardness | N/A |
| Melting Point | 1042°C |
|---|---|
| Boiling Point | 3000°C |
| No electrical properties data available |
| Corrosion Resistance | Unknown |
|---|
Applications
Limited due to radioactivity.
Production Methods
Produced synthetically.
History
Discovered in 1945.