Nickel(III) oxide

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Nickel(III) oxide

General
Systematic name	Nickel (III) oxide
Other names	Nickel sesquioxide, Nickel Peroxide, Nickel Trioxide
Molecular formula	Ni₂O₃
Molar mass	165.39 g/mol
Appearance	Black-grey solid
CAS number	[1314-06-3]
Properties
Density and phase	4.84 g/cm³, solid
Solubility in water	Insoluble
Melting point	600 °C (873 K) decomposes
Boiling point	N/A
Structure
Coordination geometry	N/A
Crystal structure	N/A
Hazards
MSDS	External MSDS
Main hazards	Carcinogen, Irritant and
NFPA 704	0 1 0
Flash point	Non-flammable
R/S statement	R: N/A S: N/A
RTECS number	N/A
Supplementary data page
Structure and properties	N/A
Thermodynamic data	N/A
Spectral data	N/A
Related compounds
Other anions	N/A
Other cations	N/A
Related salts	N/A
Except where noted otherwise, data are given for materials in their standard state (at 25 °C, 100 kPa) Infobox disclaimer and references

Nickel(III) oxide (more commonly nickel oxide, Ni₂O₃) is an ionic compound, formed by the oxidation of pure carbonyl nickel powder. It is usually used as an electrolyte, or as a catalyst.