THE CRYSTAL-STRUCTURE OF CESIUM FLUOROTRIOXOCHROMATE(VI), CSCRO3F

被引:1
|
作者
ROGNER, P [1 ]
RANGE, KJ [1 ]
机构
[1] UNIV REGENSBURG,INST INORGAN CHEM,D-93053 REGENSBURG,GERMANY
关键词
D O I
10.1515/znb-1995-0919
中图分类号
O61 [无机化学];
学科分类号
070301 ; 081704 ;
摘要
The crystal structure of CsCrO3F was determined from single-crystal X-ray data as tetragonal, space group I4(1)/amd, with a = 5.7429(3), c = 14.505(1) Angstrom and Z = 4. The structure was refined to R = 0.028, R(w) = 0.022 for 307 unique reflections. In contrast to the earlier literature CsCrO3F is not isomorphous with scheelite but with alpha-CsReO4. The structure contains isolated CrO3F tetrahedra which are linked together by twelvefold coordinated Cs ions. The average Cr-O,F distance is 1.633(4) Angstrom.
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页码:1412 / 1414
页数:3
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