Abstract Whether carbon dioxide can react with calcium chloride solution and produce white precipitate is a mistake prone point for students. In order to eliminate students’ misunderstandings on this issue,this article conducts a comprehensive analysis from the perspective of the formation of precipitation,whether the reaction can proceed spontaneously,and the contradiction of reactions between substances. So that students have a clear understanding of whether carbon dioxide and calcium chloride solution can react in essence.
LI Zhou-Ping. Why Can’t Carbon Dioxide and Calcium Chloride React from Different Angles[J]. Chinese Journal of Chemical Education, 2021, 42(17): 96-97.
