Praseodymium(III) dioxide-sulfide
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| Name | Praseodymium(III) dioxide-sulfide |
| CAS number | 12359-21-6 |
| Chemical formula | Pr 2 O 2 S |
Praseodymium(III) dioxide-sulfide is an inorganic compound that has the form of black crystals. The substance is insoluble in water. At temperatures above 600°C, it oxidizes in air .
Praseodymium(III) dioxide-sulfide is used as a CO steam reforming catalyst . And also, together with other rare earth metals (during the doping process), it is used for the production of hard alloys .