Promethium
61 Pm [145] |
Atomic Number | 61 |
Atomic Weight | [145] | |
Electron Config. | 2-2-6-2-6-10-2-6-10-5-2-6-0-0-2 |
Electron configuration order: 1s-2s-2p-3s-3p-3d-4s-4p-4d-4f-5s-5p-5d-5f-6s-6p-6d-7s |
Mechanical Properties | Conditions | |||
Phase | Temp. (K) | Pressure (Pa) | ||
Density | 7260 kg/m3 | Solid | 298.15 | 0 |
Poisson Ratio | 0.28 | Solid | ||
Thermal Expansion Coefficient | 1.100 /K | Solid | 298.15 |
Thermal Properties | Conditions | ||
Temp. (K) | Pressure (Pa) | ||
Melting Temperature | 1315.15 K | 101325 | |
Boiling Temperature | 3273.15 K | 101325 | |
Thermal Conductivity | 15 W/m-K | 300 | 101325 |