初高中化学新旧教材分散系及其分类对比分析

Comparative Analysis of Dispersed Departments and Their Classification in Old and New Chemistry Textbooks in Junior High School

胶体及其性质是一个比较抽象且难理解的概念,新版教材中对分散系及其分类内容编排有较大的改变。本文从分散系的概念及表述、新教材的要求与课程标准等方面进行了新旧教材的比较以及对比分析,阐明了新教材改变的原因、意义和更有利于教学的因素。根据对比分析的结果教师能够很好的认识新教材和运用新教材,指导化学课程实践。

and difficult to understand concept.The new edition of the textbook has made major changes to the layout of the dispersed system and its classification.The concept and expression of the dispersion department,the requirements of the new textbook and the curriculum standards were compared and analyzed,and the reasons,significance and factors more conducive to teaching were illustrated.According to the results of the comparative analysis,teachers can have a good understanding of the new textbooks and use the new textbooks.Guide the practice of chemistry courses.