What is Ba2 Cr O4?

Ba2CrO4, or barium chromate, is an inorganic compound composed of barium (Ba), chromium (Cr), and oxygen (O). It appears as a yellow solid and is commonly used as a pigment in paints and coatings due to its vibrant color. Barium chromate is also utilized in various chemical applications, but it is classified as toxic and potentially harmful to the environment. Care should be taken when handling this compound due to its hazardous nature.