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cobalt(II) oxide

Structure via PubChem · Public domain (PubChem)

EntityQ411283· pop 31· linked from 328 articles

cobalt(II) oxide

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Also known as cobaltous oxide, cobalt monoxide

chemical compound

Chemical data

Formula
CoO
Molecular weight
74.933 g/mol
IUPAC name
cobalt(2+);oxygen(2-)
SMILES
[O-2].[Co+2]
InChIKey
IUYLTEAJCNAMJK-UHFFFAOYSA-N
Polar surface area
1 Ų
H-bond donors
0
H-bond acceptors
1
Formal charge
0

via PubChem

Wikidata facts

Has part
oxygen
Mass
74.928
Show 5 more facts
canonical SMILES
[O-2].[Co+2]
chemical formula
CoO
subject has role
carcinogen
melting point
1830
2022 Harmonized System Code
282200
Sources (2)

via Wikidata · CC0

~1 min read

Encyclopedic overview

Cobalt(II) oxide is an inorganic compound that has been described as an olive-green or gray solid. It is used extensively in the ceramics industry as an additive to create blue-colored glazes and enamels, as well as in the chemical industry for producing cobalt(II) salts. A related material is cobalt(II,III) oxide, a black solid with the formula Co3O4.

Structure and properties

Excerpted from Wikipedia’s “cobalt(II) oxide” article, available under the CC BY-SA 4.0 licence.