<unk>  is a white crystalline compound of cadmium and<unk> , with the formula<unk> .  It is a hygroscopic solid which is highly soluble in water and slightly soluble in alcohol.  Although it is considered to be ionic, it has considerable covalent character to its bonding.  The crystal structure of<unk>  (described below), composed of two-dimensional layers of ions, is often used as a reference for describing other crystal structures.
Cadmium chloride
Cadmium oxide
Acetylene tetrabromide
Cadmium sulfide
Trichloroethylene
Carbon tetrachloride
Arsenic tribromide
Hexavalent chromium