English Vocabulary Flash Cards - Chemical Formulas @ englishpdf.com and englishteststore.com File 013 ArFH argon fluoride hydride AsBrO arsenic oxybromide AsBr3 arsenic tribromide AsClO arsenic monoxide monochloride AsCl3 arsenic trichloride AsCl3O arsenic oxychloride AsCl4F arsenic tetrachloride fluoride AsF3 arsenic trifluoride