氯气是化学学习中遇到的一种重要气体之一,其性质非常活泼,所涉及的内容非常广泛,特别是与氯气反应的有关计算问题,更是学习的重点、难点内容。抓住氯气的有关性质及转化关系,巧用守恒、差量、极限、关系式、讨论等方法,是突破这类计算难点障碍的关键所在。 Chlorine gas is one of the important gases encountered in chemistry learning. Its nature is very lively, and the content involved is very extensive. Especially with the related calculation problems related to the reaction of chlorine, it is more important and difficult to learn. Grasping the relevant properties and conversion relationship of chlorine gas and using methods such as conservation, variance, limit, relationship, and discussion skillfully are the key to breaking through such difficult obstacles.