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应用有机结构数据库系统研究钼簇合物的键价规律
引用本文:张英,周家驹,李恩惠,韦统师,王云普,许志宏. 应用有机结构数据库系统研究钼簇合物的键价规律[J]. 物理化学学报, 1992, 8(1): 27-32. DOI: 10.3866/PKU.WHXB19920107
作者姓名:张英  周家驹  李恩惠  韦统师  王云普  许志宏
作者单位:The Department of Chemsitry, Northwestern Normal University, Lanzhou 730070; Laboratory of Computer Chemistry of Chinese Academy Sciences, P.O.Box 353, Beijing 100080
基金项目:“北京分子稳态-动态结构研究国家开放实验室”资助
摘    要:本文基于有机结构数据库CSD中簇合物的大量信息, 依靠计算机检索、图形显示和运算功能, 系统分析了449个钼簇合物的价电子总数和Mo-Mo键的键价, 键长, 提出钼簇合物的价电子Counting规则和Mo-Mo键的总键价计算修正公式, 总结出Mo-Mo键的键价、健长等。

关 键 词:键价规律  钼簇合物  
收稿时间:1990-06-28
修稿时间:1990-12-16

SYSTEMATICAL RESEARCH ON THE BOND VALENCES OF MOLYBDENUM CLUSTER COMPOUNDS WITH CAMBRIDGE STRUCTURAL DATABASE
Zhang Ying,Zhou Jiaju,Li Enhui,Wei Tongshi,Wang Yunpu,Xu Zhihong The. SYSTEMATICAL RESEARCH ON THE BOND VALENCES OF MOLYBDENUM CLUSTER COMPOUNDS WITH CAMBRIDGE STRUCTURAL DATABASE[J]. Acta Physico-Chimica Sinica, 1992, 8(1): 27-32. DOI: 10.3866/PKU.WHXB19920107
Authors:Zhang Ying  Zhou Jiaju  Li Enhui  Wei Tongshi  Wang Yunpu  Xu Zhihong The
Affiliation:The Department of Chemsitry, Northwestern Normal University, Lanzhou 730070; Laboratory of Computer Chemistry of Chinese Academy Sciences, P.O.Box 353, Beijing 100080
Abstract:Based on the structural information on 449 molybdenum cluster compounds in CSD (Cambridge Stuctural Database), the sum of valence electrons of molybdenum clusers, the average bond valences of Mo-Mo and the average bond lengths of Mo-Mo have been calculated. The current method uses the functions of retrieval, molecular plots and statistics in CSD. It is suggested that the valence electron counting rule ofmolybdenum cluster compouds is:The sum of valence electrons of molybdenum cluster(k)+the sum of bondvalences for Mo-Mo×2=18×n-2×ΣΔ_iand the sum of bond valence for Mo-Mo can be counted by using the formula:v=(18×n-k)/2-ΣΔ_ithe geometry...
Keywords:Bond valence  Molybdenum cluster
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