Crystal structure of potassium tetraperoxomolybdate (VI) K2[Mo(O2)4]

被引:4
|
作者
Grzywa, M [1 ]
Rózycka, M [1 ]
Lasocha, W [1 ]
机构
[1] Jagiellonian Univ, Fac Chem, PL-30060 Krakow, Poland
关键词
peroxomolybdate; powder diffraction; Rietveld refinement;
D O I
10.1154/1.1997170
中图分类号
TB3 [工程材料学];
学科分类号
0805 ; 080502 ;
摘要
Potassium tetraperoxomolybdate (VI) K-2[Mo(O-2)(4)] was prepared, and its X-ray powder diffraction pattern was recorded at low temperature (258 K). The unit cell parameters were refined to a = 10.7891(2) angstrom, alpha = 64.925(3)degrees, space group R-3c (167), Z = 6. The compound is isostructural with potassium tetraperoxotungstate (VI) K-2[W(O-2)(4)] (Stomberg, 1988). The sample of K-2[Mo(O-2)(4)] was characterized by analytical investigations, and the results of crystal structure refinement by Rietveld method are presented; final R-P and R-WP are 9.79% and 12.37%, respectively. (c) 2005 International Centre for Diffraction Data.
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页码:203 / 206
页数:4
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