反应条件
chlorine; BaCl2 in potassium hydroxide byproducts: BaSO4, BaSeO4; dissolving TeO2 in excess of aq. KOH; introduction of Cl2 after dissolving of ppt.; pptn. of formed H2SO4 and H2SeO4 with Ba(2+);; isolation of Te(OH)6 as Ba salt by pptn. with BaCl2 in weakly alkaline soln.; dissolving in aq. HNO3; addn. of H2SO4 or digesting with H2SO4; evapn.; washing with alc.; recrystn. from water;;
参考文献
Berzelius, J. J.
Ann. Chim. Phys., 1835 , vol. 58, p. 139 - 139
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Berzelius, J. J.
Annalen der Physik (Weinheim, Germany), 1834 , vol. 32, p. 23 - 23
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Gmelin Handbook: Te: MVol., 80, page 287 - 289