Nickel(II) chloride is a chemical compound with the formula NiCl2. It consists of nickel in a +2 oxidation state and two chloride ions. This compound is typically found as a green or yellowish solid and is soluble in water, forming a solution that can be used in various applications. In industry, nickel(II) chloride is often used in electroplating, where it helps deposit a layer of nickel onto surfaces. It is also utilized in the production of catalysts and in the preparation of other nickel compounds. Safety precautions are necessary when handling this compound, as it can be toxic and harmful to the environment.