CS3[TB10(C2)2]CL2, A NEW FORMULA AND STRUCTURE TYPE WITH ISOLATED DIMERIC CLUSTERS

被引:11
作者
ARTELT, HM [1 ]
MEYER, G [1 ]
机构
[1] UNIV HANNOVER,INST ANORGAN CHEM,CALLINSTR 9,D-30167 HANNOVER,GERMANY
来源
ZEITSCHRIFT FUR ANORGANISCHE UND ALLGEMEINE CHEMIE | 1994年 / 620卷 / 09期
关键词
TERBIUM CLUSTER; TB10(C2)2; CRYSTAL STRUCTURE;
D O I
10.1002/zaac.19946200906
中图分类号
O61 [无机化学];
学科分类号
070301 ; 081704 ;
摘要
Cs[Tb10(C2)2]Cl21 is obtained via the metallothermic reduction of TbCl3 with caesium in the presence of graphite as black single crystals. The crystal structure (monoclinic, C2/c, Z = 4; a = 2318.72(13); b = 1245.8(9); c = 1502.0(13) pm; beta = 98.13(6)-degrees; R = 0.089; R(w) = 0.049) contains dimeric clusters that are built from two octahedra connected via one common edge and filled with C2 units. These isolated [Tb10(C2)2] clusters are surrounded by 26 chloride ligands which are then connected via i-a and a-a bridges in a way that voids for Cs+ of coordination number 10 are formed.
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页码:1527 / 1531
页数:5
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