<unk>  is a chemical compound of<unk>  and fluorine. It is a toxic, colorless gas. The oxidation state of<unk>  is +5.
Arsenic pentafluoride
Arsenic trioxide
Arsenic trichloride
Chlorofluorocarbon
Carbon tetrachloride
Butylated hydroxytoluene
Diquafosol
Dibenzofuran