Se O2

O₂Se

Grzechnik, A.Farina, L.Bouvier, P.Lauck, R.Loa, I.Syassen, K.

Journal of Solid State Chemistry (2002) 168, 184-191

a=8.1463Å   b=8.1463Å   c=4.99129Å

α=90°   β=90°   γ=90°