COPPER(I) SULFIDE
Synonym(s):Cuprous sulfide
- CAS NO.：22205-45-4
- Empirical Formula: Cu2S
- Molecular Weight: 159.16
- MDL number: MFCD00016062
- EINECS: 244-842-9
- SAFETY DATA SHEET (SDS)
- Update Date: 2024-08-28 13:53:21
What is COPPER(I) SULFIDE?
Chemical properties
Black powder or lumps.Soluble in nitric acid and ammonium hydroxide; insoluble in water. Occurs as the mineral chalcocite.
The Uses of COPPER(I) SULFIDE
Copper(I) sulfide is used in luminous paints, electrodes and in solar cells. It is also used for grain mounts, XRD and in microprobe standards for the identification of unknown minerals. It acts as a precursor for the preparation of copper(I) oxide and copper metal. Further, it acts as a catalyst.
The Uses of COPPER(I) SULFIDE
Antifouling paints, solar cells, electrodes, solid lubricants, luminous paints, catalyst.
Definition
ChEBI: A copper sulfide in which the metal is in the +1 oxidation state.
Definition
Copper glance: A mineral form ofcopper(I) sulphide,Cu2S.
General Description
Copper sulfide shows metal-like electrical conductivity, chemical-sensing capability and suitable characteristics for absorption of solar energy. Cu63 NMR, X ray photoelectron spectroscopy,2 copper sulfide CuS was studied in detail. Copper sulfide is a monovalent and oxidation state was determined to be 2.2
Properties of COPPER(I) SULFIDE
| Melting point: | 1100°C |
| Density | 5.6 g/mL at 25 °C (lit.) |
| storage temp. | Keep in dark place,Inert atmosphere,Room temperature |
| solubility | insoluble in H2O; slightly soluble in acid solutions |
| form | powder |
| Specific Gravity | 5.6 |
| color | Black |
| Water Solubility | Slightly soluble in hydrochloric acid, ammonium hydroxide. Insoluble in water. |
| Merck | 14,2667 |
| Solubility Product Constant (Ksp) | pKsp: 47.6 |
| Exposure limits | ACGIH: TWA 1 mg/m3 NIOSH: IDLH 100 mg/m3; TWA 1 mg/m3 |
| CAS DataBase Reference | 22205-45-4(CAS DataBase Reference) |
| EPA Substance Registry System | Cuprous sulfide (22205-45-4) |
Safety information for COPPER(I) SULFIDE
Computed Descriptors for COPPER(I) SULFIDE
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