Copper sulfides describe a family of chemical compounds and minerals with the formula Cu x S y. Both minerals and synthetic materials comprise these compounds. Some copper sulfides are economically important ores. Prominent copper sulfide minerals include Cu 2 S and CuS .

Copper(I) sulfide is a copper sulfide, a chemical compound of copper and sulfur. It has the chemical compound Cu 2 S. It is found in nature as the mineral chalcocite. It has a narrow range of stoichiometry ranging from Cu 1.997 S to Cu 2.000 S. [4] Samples are typically black.

2009年5月29日 · Copper (I) sulfide is a copper sulfide in which the metal is in the +1 oxidation state. Copper (I) sulfide is a chemical compound of copper and sulfur that is found in nature as the mineral chalcocite. Copper is a chemical element with the symbol Cu and atomic number 29.

Copper ii sulfide or cupric sulfide represented by the chemical formula CuS that bears the IUPAC name sulfanylidenecopper [1] is a black powder or lumps that is soluble in nitric acid but insoluble in water [3]. It occurs as the mineral covellite and is an ionic compound [3, 4].

Formula: CuS; Hill system formula: Cu 1 S 1; CAS registry number: [1317-40-4] Formula weight: 95.612; Class: sulphide Colour: blue-black or black; Appearance: crystalline solid; Melting point: Boiling point: Density: 4800 kg m-3

2021年10月14日 · Covellite is a mineral with formula of Cu 1+ S or CuS. The IMA symbol is Cv. Copper (II) sulfide is a chemical compound of copper and sulfur. It occurs in nature as the mineral covellite. Copper is a chemical element with the symbol Cu and atomic number 29.

2018年5月26日 · What is the formula for copper (l) sulfide? Copper metal can access two common oxidation states, i.e. Cu+ or Cu2+: Cu2S copper (I) sulfide or cuprous sulfide; CuS copper (II) sulfide or cupric sulfide. As are most sulfide salts, both salts would be as soluble as bricks in aqueous solution, and are poorly characterizable...

Copper sulfide (CuS2) | CuS | CID 165914 - structure, chemical names, physical and chemical properties, classification, patents, literature, biological activities, safety/hazards/toxicity information, supplier lists, and more.

Copper sulfate has CuSO4 as its formula. Copper sulfate is also written copper (II) sulfate. Remember that Copper sulfate contains Copper, Sulfate and Oxygen because anything …

2025年1月27日 · Copper (I) sulfide is prepared by heating mixtures of copper and sulfur in a hydrogen atmosphere or by precipitation of a copper (II) ammine salt solution with hydrogen sulfide or alkali sulfides. It is used in lubricants, solar cells, semiconductors, and luminous paints.