Chemical compound

Praseodymium(IV) oxide is an inorganic compound with chemical formula PrO2.


Praseodymium(IV) oxide can be produced by boiling Pr6O11 in water or acetic acid:[1]

Pr6O11 + 3 H2O → 4 PrO2 + 2 Pr(OH)3

Chemical reactions

Praseodymium(IV) oxide starts to decompose at 320~360 °C, liberating oxygen.


  1. ^ a b Chinese: 《无机化学丛书》.第七卷 钪 稀土元素. 科学出版社. 1.3.4 氧化态+4的化合物. P193~195