English Vocabulary Flash Cards - Chemical Formulas @ englishpdf.com and englishteststore.com File 185 SnCl2 tin(II) chloride SnCl2I2 tin(IV) dichlorodiiodide SnCl4 tin(IV) chloride Sn(CrO4)2 tin(IV) chromate SnI4 tin(IV) iodide SnO2 tin(IV) oxide SnO32− stannate ion SnS tin(II) sulfide