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白钨酸研究——Ⅶ.K3W2Cl9的制备及反应
引用本文:顾翼东,金松林,孙晓伟.白钨酸研究——Ⅶ.K3W2Cl9的制备及反应[J].无机化学学报,1985,1(1):161-165.
作者姓名:顾翼东  金松林  孙晓伟
作者单位:复旦大学化学系 上海,复旦大学化学系 上海,复旦大学化学系 上海
摘    要:用粉状白钨酸作原针,在一般条件下制备K3W2Cl9,产率达53%,证明白钨酸是比黄钨酸优越的钨化学试剂。研究了K3W2Cl9经离子又换转化为酸的形态后与Ndz2(C03)3的反应。得到了新的化合物NdW2Cl9,提出了一条新的制备溶解度大的各种金属离子与W2Cl93-的化合物的途径。 对K3W2Cl9和NdW2Cl9进行了紫外可见尤谱和X针线粉末衍射的测定。

关 键 词:白钨酸  制备  K3W2Cl9
收稿时间:7/5/1985 12:00:00 AM

STUDIES ON WHITE TUNGSTIC ACID VII PREPARATION AND REACTION OF K3W2C19
Gu Yidong,Jin Songlin and Sun Xiaowei.STUDIES ON WHITE TUNGSTIC ACID VII PREPARATION AND REACTION OF K3W2C19[J].Chinese Journal of Inorganic Chemistry,1985,1(1):161-165.
Authors:Gu Yidong  Jin Songlin and Sun Xiaowei
Institution:Chemistry Department, Fudan University,Chemistry Department, Fudan University and Chemistry Department, Fudan University
Abstract:Using powdery white tungstic acid as raw material,K3W2Cl9 has been prepared under ordinary conditions with 53% yield confirming that white tungstic acid as a chemical reagent of tungsten is superior to the yellow species. By the use of H-form cation exchanger,K3W2Cl9 is readily converted to the corresponding acid which reacts with Nd2(CO3)3 giving NdW2Cl9. This is a general method for the preparation of metal salts of enneachloroditung-state.Visible and UV spectra and X-ray powder diffraction of K3W2Cl9 and NdW2Cl9 have been determined.
Keywords:white tungstic acid  preparation  K3W2Cl9
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