实验1 纳米TiO2的制备表征及光催化性能 .doc

综合化学实验讲义 武汉工业学院化学教研室 目 录 实验1 纳米TiO2的制备、表征及光催化性能·······················································1 实验2电化学方法合成有机化合物·········································································4 实验3电解法制碘仿·································································································8 实验4三(乙二胺)合钴(III)盐光学异构体的制备与拆分·······································11 实验5天然药物大黄游离蒽醌的提取与鉴定························································15 实验6配合物几何异构体的制备、异构化速率常数和活化能的测定················19 实验7配合物键合异构体的红外光谱测定····························································25 实验8大环配合物[Ni(14)4, 11-二烯-N4]I2的合成和特性····································28 实验9电导法测定表面活性剂临界胶束浓度·······················································32 实验10溶液吸附法测定固体比表面积·································································35 实验11溶胶的制备与电泳·····················································································40 实验12磷矿石中五氧化二磷含量的测定--磷钼酸喹啉容量法·························44 实验13铁矿石中全铁的分析三氯化钛-重铬酸钾容量法测定····························49 实验14铁矿石中磷的比色法测定（钼兰法）·····················································1PCK1)合成·························································53 实验16对甲基苯环己基甲酸（1PCA）·······················································56 实验17对溴苯甲醚的合成·····················································································58 实验18烷基苯甲醚的合成·····················································································60 实验19离子液体脱甲基化反应·············································································62 实验20研究创新型实验·························································································64 实验1 纳米TiO2的制备、表征及光催化性能 1 实验目的 (1) 掌握溶胶-凝胶法制备纳米材料的方法。 (2) 掌握纳米材料的结构表征方法。 (3) 掌握光催化反应的测定方法。 实验原理 纳米TiO2是目前应用最广泛的一种纳米材料，由于其表面的电子结构及晶体结构发生了与块状形态不同的变化，导致其具有特殊的表面与界面效应，小尺寸效应、量子尺寸效应以及宏观量子隧道效应等特性，因而具有一系列优异的物理化学性质，使其在很多方面得到广泛的应用。特别在环境领域，由于纳米TiO2具有生物无毒性、光催化活性高、无二次污染等特点，使其成为新兴的环保材料。在大于其带隙能的光照条件下，TiO2光催化剂不仅能降解环境中的有