在中学化学教学中讲一点化学史知识，已引起了广大教师的足够重视。如何将这一知识内容融合在整个教学之中呢？多年来，笔者通过摸索和不断改进，总结出了“适时穿插”、“有机渗透”、“系统讲述”等运作方式，取得了良好效果。现分述如下：1配合教学进程适时穿插现用的化学教 The knowledge of chemistry history in chemistry teaching in middle schools has attracted enough attention from teachers. How to integrate this knowledge into the entire teaching? Over the years, through groping and continuous improvement, the author has summed up the operation modes of “interspersed in a timely manner”, “organic penetration”, and “systemic presentation”, and achieved good results. The followings are described as follows: (1) The current teaching of chemistry is interspersed with the teaching process.