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Promethium Pm Data Xe 4f 6s Sm Np

Z 61
Symbol Pm
Name Promethium
Period 6
Atomic mass Scalar [145]
Density Scalar 7260
Melting point Scalar 1204.15
Boiling point Scalar 3273
Electronegativity Scalar no data
Abundance <0.001
Ionisation energy Scalar 5.582
Atomic radius Scalar 185
Electron configuration [Xe] 4f5 6s2
Left neighbor Nd
Right Neighbor Sm
Bottom neighbor Np
German name Promethium

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