Palladium(II) oxide

Palladium(II) oxide
Names
	Other names Palladium monoxide
Identifiers
CAS Number	1314-08-5 ;
3D model (JSmol)	Interactive image;
ChemSpider	66602 ;
ECHA InfoCard	100.013.836
PubChem CID	73974;
UNII	B30901Q32J ;
CompTox Dashboard (EPA)	DTXSID90894899 ;
	InChI InChI=1S/O.Pd/q-2;+2 Key: JQPTYAILLJKUCY-UHFFFAOYSA-N ; InChI=1/O.Pd/q-2;+2 Key: JQPTYAILLJKUCY-UHFFFAOYAD;
	SMILES [Pd+2].[O-2];
Properties
Chemical formula	PdO
Molar mass	122.42 g/mol
Appearance	greenish-black powder
Density	8.3 g/cm3
Melting point	750 °C (1,380 °F; 1,020 K) decomposes
Solubility in water	insoluble
Solubility	insoluble in acid ; slightly soluble in aqua regia
Hazards
Flash point	Non-flammable
Related compounds
Other anions	Palladium sulfide
Other cations	Nickel(II) oxide
	Except where otherwise noted, data are given for materials in their standard state (at 25 °C [77 °F], 100 kPa). verify (what is ?) Infobox references

Palladium(II) oxide is the inorganic compound of formula Pd O. It is the only well characterised oxide of palladium. It is prepared by treating the metal with oxygen. Above about 900 °C, the oxide reverts to palladium metal and oxygen gas. It is not attacked by acids.

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