Promethium/Properties
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| Atomic_symbol: | Pme | |
| Atomic number: | 61e | |
| Atomic mass: | (145)e | |
| Standard phase: | Solide | |
| Elemental Class: | Lanthanidee | |
| Electronegativity: | no datae | |
| Melting point: | 1,042 °C e | |
| Boiling point: | 3,000 °C e | |
| Note: Please see template {{Props}} for instructions on adding new properties of Promethium to this table. | ||