“原电池电动势的测定”实验的改进与拓展设计  

Experimental Improvement and Expansion of Electromotive Force of Primary Battery

作　　者：吴振玉[1] 赵辰妍 李晓宇 吴雨婷 程龙玖[1] 郁建华[1] WU Zhen-yu;ZHAO Chen-yan;LI Xiao-yu;WU Yu-ting;CHENG Long-jiu;YU Jian-hua(School of Chemistry and Chemical Engineering Anhui University,Hefei 230039,China)

机构地区：[1]安徽大学化学化工学院,安徽合肥230039

出　　处：《长春师范大学学报》2023年第2期143-150,共8页Journal of Changchun Normal University

基　　金：2022年度安徽大学校级质量工程项目(xj202212028);2022年度安徽省高等学校质量工程项目“线上线下混合式课程”(zlgc202212028)。

摘　　要：对原电池电动势的测定进行了部分实验改进,在实验原理中拓展了双联电池设计原理的讨论,并在实验中加以验证。改进了电极管的组装方法,使其不易产生气泡,实验测定更为稳定。针对双联电池法的原理和实验介绍,总结了双联电池的设计规律,设计了简便易行的双联电池。综合电化学热力学测定部分后,作为设计性综合实验,可以帮助实现学生提高研究总结和设计实验能力的培养目标。The authors experimentally improved and extended the design of the determination of galvanic cell electromotive force.The assembly method of the electrode tube is improved,so that it is not easy to generate air bubbles,and the data measurement is more stable.Aiming at the theoretical and experimental introduction of liquid connection potential and duplex battery method,the design rules of duplex batteries are summarized,and duplex batteries with the same and different electrolyte solutions are designed on the basis.The design scheme is simple and easy to implement,suitable for a wide range of universities and universities.It covers the determination and application of galvanic electromotive force in a more comprehensive way,deepens students’learning of its principles,realizes the effective interaction between theoretical knowledge and experimental practice,and exercises and cultivates the scientific thinking ability of college students to research summary and design experimental schemes.

关 键 词：液接电势 双联电池 改进和拓展 

分 类 号：G633.8[文化科学—教育学]