Promethium/Properties

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Properties of Promethium
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.