Names
Other names
Cobaltous nitrate
Nitric acid, cobalt(2+) salt
Identifiers
CAS Number: 10141-05-6
JSmol: Interactive image
ChEBI: CHEBI:86209
ChemSpider: 23369
ECHA InfoCard: 100.030.353
EC Number: 233-402-1
PubChem: 25000
RTECS number: GG1109000
UNII: 65W79BFD5V
Properties
Chemical formula: Co(NO)32
Molar mass: 182.943 g/mol (anhydrous)
291.03 g/mol (hexahydrate)
Appearance: pale red powder (anhydrous)
red crystalline (hexahydrate)
Odor: odorless (hexahydrate)
Density: 2.49 g/cm (anhydrous)
1.87 g/cm (hexahydrate)33
Melting point: 100 °C (212 °F; 373 K) decomposes (anhydrous)
55 °C (hexahydrate)
Boiling point: 100 to 105 °C (212 to 221 °F; 373 to 378 K) decomposes (anhydrous)
74 °C, decomposes (hexahydrate)[]
Solubility in water: anhydrous:
Solubility: alcohol
Structure
Coordination geometry: monoclinic (hexahydrate)
Hazards
Safety data sheet: Cobalt (II) Nitrate MSDS
EU classification: Carc. Cat. 2
R-phrases: R49 R60 R42/43 R68 R50/53
S-phrases: S53 S45 S60 S61
NFPA 704:
LD
median dose: 434 mg/kg; rat, oral (anhydrous)
691 mg/kg; rat, oral (hexahydrate)
Related compounds
anions: Cobalt(II) sulfate
cations: Iron(III) nitrate
Except where otherwise noted, data are given for materials in their(at 25 °C [77 °F], 100 kPa).Except where otherwise noted, data are given for materials in their(at 25 °C [77 °F], 100 kPa).
Infobox references