| Property | Value |
|---|---|
| Atomic number | 59 |
| Atomic weight | 140.907652 amu |
| Element family | N/A |
| Electronic configuration | 1s2 |
| Stable and very long lived isotopes | 141Pr: 100% |
| Previous element | Cerium |
| Next element | Neodymium |
| Density | 6.773 g/cm3 (STP) |
| Melting | 931 °C |
| Boiling | 3212 °C |
| Covalent radius | 1.76 Å |
| Ionic radius | 1.013 Å |
| Metalic radius | 1.824 Å |
| First ionization potential | 5.462 eV |
| Electron affinity | 0.109 eV |
| Electronegativity | 1.13 |
| Discovery year | 1885 |
Praseodymium is an element number 59 from n/a family. Its symbol is Pr. Praseodymium atomic weight is 140.907652 amu. Pr stable and long lived isotopes are 141Pr: 100%. Praseodymium electronic configuration is 1s22s22p63s23p63d104s24p64d105s25p66s24f3. Sample compounds that contain Praseodymium are Pr(OH)3, Pr6O11, PrOH.
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