在高三总复习中，教师针对知识点和学生知识缺陷进行查缺补漏，把知识做到点、线、面的结合，形成完整的知识网络体系。在此过程中，也包含着发散性思维能力的培养。本文以中学化学内容和高考考点归纳有单质参加或生成的三大无机反应规律的有关反应。规律一、化合物＋单质化合 During the senior year of the third year review, the teacher checks the gaps between the knowledge points and the students’ knowledge defects, and combines knowledge, points, and points to form a complete knowledge network system. In the process, it also includes the development of divergent thinking skills. This article summarizes the reactions of the three major inorganic reaction laws that participated in or generated by the single substance in the middle school chemistry content and the college entrance examination. Rule 1, compound + elemental combination