磷酸二氢钾晶体的合成和生长实验的改进探索——以西北师范大学无机制备教学为例  

Improvement in Synthesis of Potassium Dihydrogen Phosphate Crystals and Their Growth Experiments of in University Inorganic Chemistry Experiments——Taking the Teaching of Inorganic Synthesis in Northwest Normal University as Example

作　　者：王磊[1] 赵晓娟 王其召[1] Wang Lei;Zhao Xiaojuan;Wang Qizhao(Northwest Normal University,Lanzhou 730000,China)

机构地区：[1]西北师范大学,甘肃兰州730000

出　　处：《广东化工》2022年第10期202-203,198,共3页Guangdong Chemical Industry

基　　金：2021国家自然科学基金(22162023)。

摘　　要：根据学生在无机化学实验学习过程中出现的问题及反馈,本文将磷酸二氢钾晶体的合成和生长实验进行教学改进。在原有晶体的合成基础上,增加了晶体的分类、X-射线单晶衍射仪使用、cif文件信息的处理和3D模拟晶体软件Diamond的学习。通过对实验内容、实验过程进行深入的学习,学生在学习过程中遇到的问题得到了解决,他们的学习兴趣和自主学习能力也得到了提高。教师辅助学生查阅文献和分析整合资料,使学生具备了一定的科研基础。According to the problems and feedback presented by the undergraduates,the synthesis and growth of potassium dihydrogen phosphate crystals are finely and pedagogically improved.On the basis of the original experiment,the classification of crystal types,operation over,information of cif documents and 3D analog crystal software Diamond were increased in the teaching content.By means of profound learning of the detail and proceeding of the experiment,the dilemma encountered by the students during their study was effectively addressed,and their learning interests and proactivity were enhanced as well.With the assistance of science literature look-up and analysis,they possess the original research foundation.

关 键 词：无机化学实验 磷酸二氢钾晶体 Diamond软件 X-射线单晶衍射仪 教学改进 

分 类 号：G4[文化科学—教育学]