摘要
通过对几种物质代替二氧化锰作为催化剂与氯酸钾反应制备氧气,分析反应得到的结果、出现的问题和教学中出现的问题,提出了较好的建议。
It studied the reaction of potassium chlorate with several substances as catalysts in place of manganese dioxide in the experiment of preparation of oxygen in the laboratory, analyzed the result of the reaction, its possible problems and problems existing in teaching, and also came up with some better suggestions for the experiment.
出处
《南宁师范高等专科学校学报》
2003年第1期68-69,共2页
Journal of Nanning Junior Teachers College
