Praseodymium [+]Compare [E]dit [H]istory

Aliases: Pr

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Object «Praseodymium» has attributes

Attribute Value
Symbol Pr
Standard state Solid
Atomic mass 140.90766 u
Electron configuration [Xe]6s²4f³
Oxidation states
  • +3
Electronegativity (pauling scale) 1.13
Atomic radius (van der waals) 239 pm
Ionization energy 5.464 eV
Melting point 1204 K
Boiling point 3793 K
Density 6.77 g/cm³
Atomic number 59
Group name Lanthanide
Discovered 1885 year
Electron affinity Add

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There was one edit, no edits waiting approval. Last edited by fink.isabella(301), Jun 1, 2022 (18 fields were changed)
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