Nickel(III) oxide

Nickel(III) oxide is the inorganic compound with the formula Ni2O3. It is not well characterized,[1] and is sometimes referred to as black nickel oxide. Traces of Ni2O3 on nickel surfaces have been mentioned.[2][3]

Nickel(III) oxide
Nickel (III)oxide powder
Names
IUPAC name
Nickel (III)oxide
Other names
Nickel sesquioxide,
nickel trioxide
Identifiers
CAS Number
  • 1314-06-3 check
ECHA InfoCard100.013.835 Edit this at Wikidata
EC Number
  • 215-217-8
PubChem CID
  • 10313272
RTECS number
  • QR8420000
UNII
  • 07BD7540U5 check
CompTox Dashboard (EPA)
  • DTXSID60893854 Edit this at Wikidata
Properties
Chemical formula
Ni2O3
Molar mass165.39 g/mol
Appearanceblack-dark gray solid
Density4.84 g/cm3
Melting point600 °C (1,112 °F; 873 K) (decomposes)
Solubility in water
negligible
Hazards
NFPA 704 (fire diamond)
2
0
0
Except where otherwise noted, data are given for materials in their standard state (at 25 °C [77 °F], 100 kPa).
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Infobox references


A related, more well-characterized Ni(III)-based material is nickel oxide hydroxide (NiOOH), which is likely the reagent employed in organic synthesis since it is generated in aqueous media. 


This article uses material from the Wikipedia article
 Metasyntactic variable, which is released under the 
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Attribution-ShareAlike 3.0 Unported License.