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Modell: CAS NO.: 1317-38-0
Copper oxide | |
Identifiers | |
CAS number | 1317-38-0 |
PubChem | 14829 |
ChemSpider | 144499 |
UNII | V1XJQ704R4 |
RTECS number | GL7900000 |
Properties | |
Molecular formula | CuO |
Molar mass | 79.545 g/mol |
Appearance | black to brown powder |
Density | 6.315 g/cm3 |
Melting point | 1326 °C, 1599 K, 2419 °F |
Boiling point | 2000 °C, 2273 K, 3632 °F |
Solubility in water | insoluble |
Solubility | soluble in ammonium chloride , potassium cyanide insoluble in alcohol , ammonium hydroxide , ammonium carbonate |
Band gap | 1.2 eV |
Refractive index (nD) | 2.63 |
Structure | |
Crystal structure | monoclinic , mS8 |
Space group | C2/c, #15 |
Lattice constant | a = 4.6837, b = 3.4226, c = 5.1288 |
Lattice constant | α = 90°, β = 99.54°, γ = 90° |
Thermochemistry | |
Std enthalpy of formation ΔfHo298 |
−156 kJ@mol−1 |
Standard molar entropy So298 |
43 J@mol−1@K−1 |
Hazards | |
MSDS | Fischer Scientific |
EU Index | Not listed |
EU classification | Harmful (Xn) Dangerous for the environment (N) |
Flash point | Non-flammable |
Related compounds | |
Other anions | Copper(II) sulfide |
Other cations | Nickel(II) oxide Zinc oxide |
Related compounds | Copper(I) oxide |
Produktgruppe : Kupfersulfat