借助手持技术探究外界条件对三价铁离子催化过氧化氢分解的影响  

Effect of External Conditions on Decomposition of Hydrogen Peroxide Catalyzed by Ferric Ion by Hand Held Technology

作　　者：王春[1] WANG Chun(Beijing Institute of Education,Beijing 100120,China)

机构地区：[1]北京教育学院,北京100120

出　　处：《化学教育（中英文）》2022年第9期86-89,共4页Chinese Journal of Chemical Education

基　　金：北京教育学院中学化学实验教育学科创新平台项目(编号:XKCXPT003)。

摘　　要：针对FeCl_(3)溶液催化分解H_(2)O_(2)实验中出现的异常现象,借助手持技术并运用控制变量方法分别探究了反应物及催化剂浓度、溶液pH、Cl^(-)效应等因素对Fe^(3+)催化H_(2)O_(2)分解速率的影响,探寻FeCl_(3)溶液催化分解H_(2)O_(2)溶液的最佳实验条件。In view of the abnormal phenomena in the experiment of catalytic decomposition of H_(2)O_(2)by FeCl_(3)solution,the effects of reactant and catalyst concentration,solution pH,Cleffect and other factors on the decomposition rate of H_(2)O_(2)catalyzed by Fe^(3+)were investigated by means of handheld technology and control variable method,and the optimal experimental conditions of catalytic decomposition of H_(2)O_(2)by FeCl_(3)solution were explored.

关 键 词：手持技术 Fe^(3+) 催化 H_(2)O_(2) 分解 实验探究 

分 类 号：G633.8[文化科学—教育学]