新型硼酸钡盐的合成、表征与热化学研究
Synthesis,Characterization and Thermochemistry of a New Barium Borate
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摘要: 合成了一种新型硼酸钡盐,并对它进行了化学分析、红外光谱(IR)、X射线衍射(XRD)及热分析(TG-DTA)等一系列物相鉴定与表征.确定了样品的组成为BaB6O10.4H2O,并对其结构与热分解机理进行了研究,最后通过设计热力学循环,利用微热量计测定了BaB6O10.4H2O的标准摩尔生成焓.Abstract: One new barium borate was prepared and characterized by X-ray diffraction,infrared spectral and thermal analysis and chemical analysis.The constitute of sample was ascertained as BaB6O10·4H2O.The structure and thermal decomposition mechanism of sample were studied.With designing thermochemical cycle,the standard molar enthalpies of BaB6O10·4H2O was determined with a microcalorimeter
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