教材分析本节课为鲁科版化学Ⅰ教材的第一章第二节第三课时,属于学生自主探究栏目。教材试图通过本活动,巩固学生关于如何对物质的性质开展研究的方法和程序。同时通过探究活动,获得氯气的相关知识体验、实验方法体验。学生分析学生在前面的章节中已经学习和探究了氯气的基本性质,对 Textbook analysis This class for the Chemistry of Luke Edition Ⅰ teaching materials the first three chapters of the second, belongs to the students to explore sections. The textbook attempts to reinforce students’ methods and procedures on how to study the nature of matter through this activity. At the same time through exploration activities, access to chlorine-related knowledge experience, experimental methods of experience. Student Analysis Students have learned and explored the basic properties of chlorine in the previous chapters.