A room temperature structure for anhydrous lead (II) decanoate

被引:21
作者
Ellis, HA [1 ]
White, NA
Hassan, I
Ahmad, R
机构
[1] Univ W Indies, Dept Chem, Kingston 7, Jamaica
[2] Univ W Indies, Dept Geol, Kingston 7, Jamaica
关键词
lead (II) decanoate; X-ray diffraction; IR spectroscopy; polarizing light microscopy;
D O I
10.1016/S0022-2860(02)00386-1
中图分类号
O64 [物理化学(理论化学)、化学物理学];
学科分类号
070304 ; 081704 ;
摘要
The room temperature structure of anhydrous lead (II) decanoate has been studied using X-ray diffraction, infrared spectroscopy and polarizing light microscopy. A triclinic unit cell with dimensions: a = 8.529 (3), b = 11.207 (4), c = 28.451 (2) Angstrom; a = 83.814 (2), beta = 88.971 (2), gamma = 65.143 (3); Z = 4, M = 549.2 g mol(-1), D-c = 1.50 (6), D-m = 1.68 (2) is indicated. Infrared and powder diffraction data point to a structure containing both bidentate bonding and carboxylate bridging around, possibly eight coordinated lead. A bilayer arrangement of chains at an average 68degrees to planes containing Pb2+ ions is proposed. Each molecule is situated at the comers and center of the unit cell with possibly P (1) over bar symmetry as is the case for copper (II) decanoate. (C) 2002 Published by Elsevier Science B.V.
引用
收藏
页码:71 / 76
页数:6
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