Praseodymium (Pr) Properties and Facts

Element 59 - Lanthanide

What are the basic properties of Praseodymium?

Praseodymium (symbol: Pr) is a lanthanide with atomic number 59. Its atomic mass is 140.91 u, and it belongs to period 6 and group 3.

What is the electron configuration of Praseodymium?

The electron configuration is: 1s² 2s² 2p⁶ 3s² 3p⁶ 3d¹⁰ 4s² 4p⁶ 4d¹⁰ 4f³ 5s² 5p⁶ 6s²

What are the physical properties of Praseodymium?

Melting point: 1208.0 K
Boiling point: 3793.0 K
Density: 6.77 g/cm³

What are the known isotopes of Praseodymium?

  • Pr-141: 100.0% abundance

What is the biological role and occurrence of Praseodymium?

Biological role: No known biological role
Natural occurrence: Found in rare earth minerals

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