PbI2, or lead(II) iodide, is an inorganic compound composed of lead and iodine. It appears as a bright yellow solid and is commonly used in various applications, including photography and as a pigment in paints. Its chemical formula indicates that each molecule contains one lead atom and two iodine atoms. In addition to its use in art and photography, PbI2 has important applications in the field of electronics. It is utilized in the production of certain types of solar cells and radiation detectors due to its semiconducting properties. However, caution is advised when handling PbI2 because lead is toxic.