English Vocabulary Flash Cards - Chemical Formulas @ englishpdf.com and englishteststore.com File 026 BaSeO4 barium selenate BaSiO3 barium metasilicate BaSi2 barium silicide BaSi2O5 barium disilicate BaSn3 barium stannate BaTeO3 barium tellurite BaTeO4·3H2O barium tellurate - trihydrate BaTiO3 barium titanate or barium metatitanate