Copper(II) Sulfide

CuS

IUPAC: Copper(II) sulfide

CAS: 1317-40-4

Overview

Copper(II) sulfide, or covellite, is a dark blue-black mineral. It is an important copper ore and semiconductor material.

Composition

Element Symbol Atoms Atomic Mass
Sulfur S 1 32.0600
Copper Cu 1 63.5460

Elemental Composition

S
Sulfur ×1
33.5%
Cu
Copper ×1
66.5%

Uses

  • • Copper ore
  • • Semiconductor
  • • Solar cell material
  • • Antifouling paint

Fun Facts

  • ✦ Covellite crystals display a beautiful iridescent blue-purple color

Structure

SMILES

[S-2].[Cu+2]

Properties

Type
salt
State
solid
Molar Mass
95.61 g/mol
Density
4.7600 g/cm³
Melting Point
500.0 °C
Solubility
insoluble

Molecular Descriptors

Exact Mass
94.9017
TPSA
1.0 Ų
H-Bond Donors
0
H-Bond Acceptors
1
Rotatable Bonds
0
Heavy Atoms
2
Complexity
0.0

Related Compounds

Ammonium Bicarbonate

NH₄HCO₃

Ammonium Chloride

NH₄Cl

Ammonium Sulfate

(NH₄)₂SO₄

Barium Carbonate

BaCO₃

Barium Chloride

BaCl₂

Barium Sulfate

BaSO₄

Cadmium Sulfide

CdS

Calcium Acetate

Ca(C₂H₃O₂)₂

Calcium Carbonate

CaCO₃

Calcium Citrate

Ca₃(C₆H₅O₇)₂

Frequently Asked Questions

What is Copper(II) Sulfide?
Copper(II) Sulfide (CuS) is a salt compound with the IUPAC name Copper(II) sulfide.
What is the molecular weight of Copper(II) Sulfide?
Copper(II) Sulfide has a molar mass of 95.61 g/mol.
What state is Copper(II) Sulfide at room temperature?
Copper(II) Sulfide is a solid at room temperature.
Is Copper(II) Sulfide organic or inorganic?
Copper(II) Sulfide is classified as an inorganic compound.
What elements make up Copper(II) Sulfide?
Copper(II) Sulfide (CuS) is composed of Sulfur (S), Copper (Cu).