ChEBI: Beryllium oxide is a beryllium molecular entity consisting of beryllium (+2 oxidation state) and oxide in the ratio 1:1. In the solid state, BeO adopts the hexagonal wurtzite structure form while in the vapour phase, it is present as discrete diatomic covalent molecules. It has a role as a carcinogenic agent. It is a beryllium molecular entity and a metal oxide.
