Barium chloride, represented by the chemical formula BaCl2, is an inorganic compound composed of barium and chlorine. It appears as a white, odorless powder or crystalline solid and is highly soluble in water. Barium chloride is commonly used in various applications, including as a laboratory reagent and in the manufacturing of other barium compounds. In addition to its industrial uses, BaCl2 is also utilized in the preparation of barium sulfate, which is important in medical imaging. However, it is important to handle barium chloride with care, as it can be toxic if ingested or inhaled.