Catalog Number
ACMA00014357
Product Name
Nickel Monoxide
Description
Nickel oxide appears as odorless green-black cubic crystals (yellow when hot) or green powder. (NTP, 1992);DryPowder;DryPowder; OtherSolid; PelletsLargeCrystals; WetSolid;GREEN-TO-BLACK CRYSTALLINE POWDER.
Molecular Weight
74.693g/mol
Molecular Formula
NiO;NiO;NiO
InChI Key
GNRSAWUEBMWBQH-UHFFFAOYSA-N
Melting Point
3603 °F (NTP, 1992);1955 °C;1955 °C
Density
6.67 (NTP, 1992);6.72;6.7 g/cm³
Solubility
less than 1 mg/mL at 68° F (NTP, 1992);0.11 MG/100 ML @ 20 °C;SOL IN ACIDS; AMMONIUM HYDROXIDE;Insol in caustic solutions;SOL IN POTASSIUM CYANIDE;Insoluble in water; soluble in acids;Solubility in water, mg/l at 20 °C: 1.1 (practically insoluble)
Color/Form
Green powder;Greenish-black cubic crystals;Yellow when hot
Covalently-Bonded Unit Count
1
EC Number
215-215-7;234-323-5
MeSH Entry Terms
nickel monoxide;nickel oxide;nickel(II)oxide
Monoisotopic Mass
73.930256g/mol
Other Experimental
Absorbs oxygen @ 400 °C forming nickelic oxide which is reduced to nickel oxide @ 600 °C;Reacts with acids to form nickel salts & soaps.
Refractive Index
INDEX OF REFRACTION: 2.1818 (RED)
Vapor Pressure
0 mm Hg at 68 °F (NTP, 1992)