Barium carbonate (Barium carbonate), molecular formula BaCO3, molecular weight of 197.34.

Inorganic compound, white powder, insoluble in water, soluble in strong acid. Toxic, very versatile.

physicochemical properties

Barium carbonate, chemical formula BaCO3, molecular weight 197.35. Hexagonal fine crystals or white powder. Insoluble in water, density 4.43 g/cm 2, melting point

1740 ℃(8820 kPa -90 atm). Decomposition at 1450°C, releasing carbon dioxide. Slightly soluble in water containing carbon dioxide, also soluble in ammonium chloride or ammonium nitrate solution to form a complex, soluble in hydrochloric acid, nitric acid release carbon dioxide. Toxic. Used in electronics, instrumentation, metallurgical industry. Preparing fireworks, making signal flares, ceramic coatings, making optical glass accessories. Also used as a rodent medicine, water clarifier and filler.