Pr59 – Praseodymium
- Atomic Number59
- Atomic SymbolPr
- Atomic NamePraseodymium
- Atomic Mass140.90766
- CPK Hex ColorD9FFC7
- Electron Configuration[Xe]6s2 4f3
- Electron Negativity1.13
- Atomic Radius239
- Ionization Energy5.464
- Electron Affinity
- Oxidation States3
- Standard StateSolid
- Melting Point1204
- Boiling Point3793
- Density6.77
- Group BlockLanthanide
- Year Discovered1885
Periodic Table of Elements. (2022, December 23). In PubChem and the National Library of Medicine. https://pubchem.ncbi.nlm.nih.gov/periodic-table/#view=table