Cobalt Monoxide - Materials / Alfa Chemistry

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Cobalt Monoxide

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Catalog Number

ACMA00014318

Product Name

Cobalt Monoxide

Category

Glass Additives

Description

DryPowder; OtherSolid; PelletsLargeCrystals; PelletsLargeCrystals, OtherSolid; WetSolid;BLACK-TO-GREEN CRYSTALS OR POWDER.

IUPAC Name

oxocobalt

Molecular Weight

74.933g/mol

Molecular Formula

CoO;CoO;CoO

Canonical SMILES

O=[Co]

InChI

InChI=1S/Co.O

InChI Key

IVMYJDGYRUAWML-UHFFFAOYSA-N

Melting Point

About 1935 °C;1935 °C

Density

5.7-6.7 depending on preparation;5.7-6.7 g/cm³

Solubility

In water, 4.88 mg/L at 20 °C, 3.27 mg/L at 37 °C (column elution method);Practically insoluble in water;Insoluble in water;Soluble in acids or alkalies;Insoluble in ammonium hydroxide; soluble in acids and alkali hydroxides;Solubility in water: none

Color/Form

Powder or cubic or hexagonal crystals; color varies from olive green to red depending on particle size, but the commercial material is usually dark gray;Gray cubic crystals;Grayish powder under most conditiond; can form green brown crystals.;Black to green crystals or powder

Complexity

Covalently-Bonded Unit Count

EC Number

215-154-6;234-334-5

Exact Mass

74.928108g/mol

Formal Charge

Heavy Atom Count

ICSC Number

1551

MeSH Entry Terms

cobalt oxide

Monoisotopic Mass

74.928108g/mol

Other Experimental

When cobalt oxide is reduced with ammonia so that it contains 14-16% /molecular oxygen O2/, it glows when exposed to air. [;Standard enthalpy of formation: -237.9 kJ/mol; heat capacity: 55.2 J/mol K;The commercial cobalt oxides are not usually definite chemical compounds, but are mixtures of two or more cobalt oxides.;Relative density: 6.66 at 21.3 °C (OECD Guideline 109 (Density of Liquids and Solids));Dissolution in water varied from 0.602 mg/L to 32.825 mg/L at about 21-22 °C depending upon concentration loading (1-100 mg/L), time-period (7-28 days) and pH (between 5 and 7)

Rotatable Bond Count

RTECS Number

GG2800000

Stability

Stable under recommended storage conditions.

UN Number

3288

MSDS

Download MSDS

COA

Download COA

Spec Sheet