What is CuS2? Important knowledge about CuS2.

  1. Definition of CuS2

CuS2, often referred to as Copper(II) Sulfide, is a chemical compound of copper and sulfur. In English, it is also known as Copper(II) Sulfide. CuS2 consists of one copper atom and two sulfur atoms. The molar mass of CuS2 is 159.16 g/mol. The molecular structure of CuS2 includes a copper ion Cu2+ and a sulfide ion S2-.

  1. Properties of CuS2

CuS2 is solid at room temperature, with a black color and no distinctive smell. CuS2 is insoluble in water and does not have a pH value. CuS2 is a strong oxidant, which easily reacts with metals to form salts.

  1. Common Chemical Equations of CuS2

CuS2 usually reacts with metals such as iron (Fe), zinc (Zn) to form copper salt and metal sulfide. CuS2 can also react with strong acids like sulfuric acid (H2SO4) to form new compounds. However, CuS2 does not frequently react with other non-metals or salts.

  1. Preparation of CuS2

4.1 Laboratory Preparation of CuS2

CuS2 can be prepared in the laboratory through the reaction between sulfur and copper. Industrially, CuS2 is produced by melting a mixture of copper and sulfur.

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