REDETERMINATION OF THE CRYSTAL-STRUCTURE OF HEXAAMMINECOBALT(II) CHLORIDE

被引:16
作者
NEWMAN, JM [1 ]
BINNS, M [1 ]
HAMBLEY, TW [1 ]
FREEMAN, HC [1 ]
机构
[1] UNIV SYDNEY,DEPT INORGAN CHEM,SYDNEY,NSW 2006,AUSTRALIA
关键词
D O I
10.1021/ic00018a021
中图分类号
O61 [无机化学];
学科分类号
070301 ; 081704 ;
摘要
The crystal structure of [Co(NH3)6]Cl2 has been redetermined at ambient and low temperatures. The compound forms cubic crystals, a = 10.1342 (7) angstrom at 294 K, with Z = 4. The structure has been refined in space group Fm3mBAR with allowance for the rotationally disordered ammine ligands (R = 0.025, R(w) = 0.021, 165 F's [> 5-sigma(F)]). The Co(II)-N bond length is 2.170 (2) angstrom. Diffraction measurements at 128 K yielded similar but less precise results [a = 10.012 (4) angstrom; Co(II)-N = 2.164 (4) angstrom].
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页码:3499 / 3502
页数:4
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