十谈胶体湖南教育学院彭鸣凯江苏泗洪中学江玉安高中化学选修教材的《胶体》一节，由于展开不够充分，使不少学生和教师难以把握有关内容，出现了一系列的模糊认识。我们把这些问题搜集起来，并根据我们的理解来谈一谈有关《胶体》的疑难问题。一、溶胶是怎样的概念胶体从... Ten talks about colloids Hunan University of Education Peng Mingkai Jiangsu Sihong Middle School Jiang Yu’an High school chemistry elective textbook “colloid” section, due to inadequate development, many students and teachers difficult to grasp the content, there has been a series of fuzzy understanding. We have collected these questions and talked about the difficult issues related to “colloids” based on our understanding. First, what is the concept of colloid colloid from...