Compound Q&A

What are the physical and chemical properties of Praseodymium trihydroxide (CAS: 16469-16-2)?

Answer

Praseodymium trihydroxide
Praseodymium trihydroxide (Pr(OH)₃, CAS: 16469-16-2) is a white to light green powder. It has a molecular weight of approximately 191.5 g/mol. This compound is insoluble in water but soluble in acidic solutions. Chemically, it is relatively stable under normal conditions but reacts with strong acids and bases. It crystallizes in the monoclinic system and is used in various applications due to its unique properties.

About

CAS No 16469-16-2
English Name Praseodymium trihydroxide
Molecular Formula H3O3Pr
Molecular Weight 191.93 g/mol
SMILES [OH-].[OH-].[OH-].[Pr+3]
InChIKey ZLGIGTLMMBTXIY-UHFFFAOYSA-K
Last Updated: 2026-03-20 10:59

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