👉 Cadmium(II) selenide is a chemical compound with the formula CdSe. It is a semiconducting material that can be used in various electronic and optoelectronic applications due to its high electrical conductivity, transparency, and light absorption properties. Cadmium(II) selenide is also known as cadmium selenide because it has the same number of electrons (2) as cadmium(II) and the same number of electrons (1) as selenium(