English Vocabulary Flash Cards - Chemical Formulas @ englishpdf.com and englishteststore.com File 190 TeBr2 tellurium(II) bromide TeBr2 tellurium(II) bromide TeBr4 tellurium(IV) bromide TeCl2 tellurium(II) chloride TeCl4 tellurium(IV) chloride TeI2 tellurium(II) iodide TeI4 tellurium(IV) iodide TeO2 tellurium(IV) oxide