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高三化学复习课怎么上?高三化学复习课的魅力何在?笔者在执教“常见气体的制备”高三总复习课时做了一些思考与探索。一、设计思路常见气体的制取既是高中实验中的基本操作和基本知识,又是高中化学综合实验中的一个重要组成部分。高考考试大纲要求掌握常见气体的实验室制法(包括所用试剂、仪器、反应原理和收集方法)。这节复习课知识点多而繁杂,传统教学中的复习课大多
Senior high school chemistry review class how? Senior high school chemistry review class charm? Author in the coaching “common gas preparation ” high school general review class did some thinking and exploration. First, the design ideas Common gas production is both a high school experiment in the basic operation and basic knowledge, but also high school chemistry experiment in an important part. College Entrance Examination Syllabus requires the master of common gas laboratory system (including reagents, instruments, reaction principle and collection methods). This section review points more and more complex knowledge, most of the traditional teaching review class