Agent Name

Praseodymium oxide

CAS Number

12036-32-7

Formula

O3-Pr2

Major Category

Metals

Synonyms

Dipraseodymium trioxide; Praseodymium oxide; Praseodymium oxide (Pr2O3); [ChemIDplus] Praseodymia; [Hawley]

Category

Rare Earth Metals

Description

Yellow-green solid; Insoluble in water; Soluble in acids; Hygroscopic; [Hawley]

Sources/Uses

Used as a pigment in glass and ceramics and as a laboratory reagent; [Hawley]

Comments

Praseodymium oxide (Pr2O3) oxidizes to Pr6O11 when heated in air. [Merck Index] See "Praseodymium." See "RARE EARTH METALS" and linked occupational diseases.

Adverse Effects
Fibrogenic

Yes

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Chemical Information

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