English Vocabulary Flash Cards - Chemical Formulas @ englishpdf.com and englishteststore.com File 186 SnS2 tin(IV) sulfide Sn(SO4)2·2H2O tin(IV) sulfate - dihydrate SnSe tin(II) selenide SnSe2 tin(IV) selenide SnTe tin(II) telluride SnTe4 tin(IV) telluride Sn(VO3)2 tin(II) metavanadate Sn3Sb4 tin(IV) antimonide