Thermochemistry on the Solid State Coordination Compounds M(Nic)(2) center dot H2O(s) (M = Mn and Mg, Nic = Nicotinate)
文献类型:期刊论文
作者 | Kong, Yuxia1; Di, Youying1; Yang, Weiwei1; Zhao, Guozheng1; Zhang, Kun1; Tan, Zhicheng2 |
刊名 | zeitschrift fur physikalische chemie-international journal of research in physical chemistry & chemical physics
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出版日期 | 2009 |
卷号 | 223期号:6页码:675-688 |
关键词 | M(Nic)(2) center dot H2O(s) (M = Mn and Mg) Solid Phase Synthesis Isoperibol Solution-reaction Calorimetry Standard Molar Enthalpy of Dissolution Standard Molar Ethalpy of Formation |
英文摘要 | two novel solid state coordination compounds - manganese nicotinate monohydrate and magnesium nicotinate monohydrate were synthesized by the method of room temperature solid phase synthesis and ball grinder. ftir, chemical and elemental analyses and x-ray powder diffraction techniques were applied to characterize the structure and composition of these complexes. in accordance with hess' law, thermochemical cycles were designed, the enthalpy changes of the solid phase reactions of nicotinic acid with manganese acetate tetrahydrate and magnesium acetate tetrahydrate were determined as delta h-r(m,1)0 = (39.66+/-0.36) kj . mol(-1) and delta h-r(m,2)0 = (40.73+/-0.17) kj . mol(-1) by use of an isoperibol solution-reaction calorimeter, respectively. the standard molar enthalpy of formation of the title complexes m(nic)(2) center dot h2o(s) were calculated as delta h-f(mn(nic)2 center dot h2o)0 = -(1165.01+/-2.01) kj . mol(-1) and delta h-f(mg(nic)2 center dot h2o)0 = -(1390.49+/-1.99) kj . mol(-1) by use of the enthalpies of dissolution and other auxiliary thermodynamic data. in addition, the values of the standard molar enthalpies of formation of m(nic)(2)center dot h2o(s) (m = mg, mn, zn) were compared, a law of change of [-delta h-f(zn(nic)2 center dot h2o)0] < [-delta h-f(mn(nic)2 center dot h2o)0] < [-delta h-f(mg(nic)2 center dot h2o)0] can be obtained. and was in relation with the stability of the three monohydrated nicotinates. |
WOS标题词 | science & technology ; physical sciences |
类目[WOS] | chemistry, physical |
研究领域[WOS] | chemistry |
关键词[WOS] | enthalpies ; acid |
收录类别 | SCI |
语种 | 英语 |
WOS记录号 | WOS:000268895200001 |
公开日期 | 2015-11-17 |
源URL | [http://159.226.238.44/handle/321008/141538] ![]() |
专题 | 大连化学物理研究所_中国科学院大连化学物理研究所 |
作者单位 | 1.Liaocheng Univ, Coll Chem & Chem Engn, Liaocheng 252059, Shandong, Peoples R China 2.Chinese Acad Sci, Dalian Inst Chem Phys, Thermochem Lab, Dalian 116023, Liaoning, Peoples R China |
推荐引用方式 GB/T 7714 | Kong, Yuxia,Di, Youying,Yang, Weiwei,et al. Thermochemistry on the Solid State Coordination Compounds M(Nic)(2) center dot H2O(s) (M = Mn and Mg, Nic = Nicotinate)[J]. zeitschrift fur physikalische chemie-international journal of research in physical chemistry & chemical physics,2009,223(6):675-688. |
APA | Kong, Yuxia,Di, Youying,Yang, Weiwei,Zhao, Guozheng,Zhang, Kun,&Tan, Zhicheng.(2009).Thermochemistry on the Solid State Coordination Compounds M(Nic)(2) center dot H2O(s) (M = Mn and Mg, Nic = Nicotinate).zeitschrift fur physikalische chemie-international journal of research in physical chemistry & chemical physics,223(6),675-688. |
MLA | Kong, Yuxia,et al."Thermochemistry on the Solid State Coordination Compounds M(Nic)(2) center dot H2O(s) (M = Mn and Mg, Nic = Nicotinate)".zeitschrift fur physikalische chemie-international journal of research in physical chemistry & chemical physics 223.6(2009):675-688. |
入库方式: OAI收割
来源:大连化学物理研究所
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