Both paratungstate A and paratungstate B（para A and para B for short）are distinct isopolytungstates with Z value（H<sup>+</sup>/W）of 1.14. When WO<sub>4</sub><sup>2-</sup> aqueou...Both paratungstate A and paratungstate B（para A and para B for short）are distinct isopolytungstates with Z value（H<sup>+</sup>/W）of 1.14. When WO<sub>4</sub><sup>2-</sup> aqueous solution is acidised to Z=1.14, para A forms rapidly, while para B forms only after heating fora long time. Because the transformation rate from para A to para B is extremely slow and there is no reli-展开更多
文摘Both paratungstate A and paratungstate B（para A and para B for short）are distinct isopolytungstates with Z value（H<sup>+</sup>/W）of 1.14. When WO<sub>4</sub><sup>2-</sup> aqueous solution is acidised to Z=1.14, para A forms rapidly, while para B forms only after heating fora long time. Because the transformation rate from para A to para B is extremely slow and there is no reli-
