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含2A主族元素杂多钨酸盐的合成及性质
SYNTHESES AND PROPERTIES OF HETEROPOLYTUNGSTATES CONTAINING GROUP 2A ELEMENTS
【摘要】 本文报道了KnZXW11O39·xH2O和KnZ’(XW11O39)2·xH2O(X=B,Si,As;Z=Mg,Ca;Z’=Sr,Ba)两个系列,12种含2A主族元素杂多配合物的合成,并通过元素分析,离子交换实验、电导滴定、IR、UV、XRD和TG-DTA等方法,对配合物进行了表征,比较了它们的热稳定性。
【Abstract】 Twelve heteropolytungstate compounds containing group 2A elements KnZXW11O39·xH2O and KnZ’ (XW11O39)2·XH2O(X = B, Si, As; Z = Mg, Ca; Z’ = Sr, Ba) were synthesi-zed and characterized by elemental analysis, ion exchange, IR UV, XRD and TG-DTA me-thods. Their thermal stability were compared.
【关键词】 2A主族元素;
杂多钨酸盐;
合成;
热稳定性;
【Key words】 group 2A element; heteropolytun gstate; synthesis; thermal stability;
【Key words】 group 2A element; heteropolytun gstate; synthesis; thermal stability;
【基金】 国家自然科学基金
- 【文献出处】 应用化学 ,Chinese Journal of Applied Chemistry , 编辑部邮箱 ,1991年05期
- 【被引频次】11
- 【下载频次】76