Names
IUPAC nameCopper(II) nitrate
Other names
Cupric nitrate
Identifiers
CAS Number: 3251-23-8
JSmol: Interactive image
ChEBI: CHEBI:78036
ChemSpider: 17582
ECHA InfoCard: 100.019.853
PubChem: 18616
RTECS number: GL7875000
UNII: 9TC879S2ZV
Properties
Chemical formula: Cu(NO)32
Molar mass: 187.5558 g/mol (anhydrous)
241.60 g/mol (trihydrate)
232.591 g/mol (hemipentahydrate)
Appearance: hygroscopic
Density: 3.05 g/cm (anhydrous)
2.32 g/cm (trihydrate)
2.07 g/cm (hexahydrate)333
Melting point: 256 °C (493 °F; 529 K) (anhydrous, decomposes)
114.5 °C (trihydrate)
26.4 °C (hexahydrate, decomposes)
Boiling point: 170 °C (338 °F; 443 K) (trihydrate, decomposes)
Solubility in water: trihydrate:
Solubility: ethanol
Magnetic susceptibility: +1570.0·10 cm/mol (~3HO)−632
Structure
Crystal structure: orthorhombic (anhydrous)
rhombohedral (hydrates)
Hazards
hazards: Irritant, Oxidizer
Safety data sheet: Cu(NO)·3HO
NFPA 704:
NIOSH
PEL: TWA 1 mg/m (as Cu)3
REL: TWA 1 mg/m (as Cu)3
IDLH: TWA 100 mg/m (as Cu)3
Related compounds
anions: Copper(II) sulfate
cations: Nickel(II) 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