对《用讨论法解初中化学竞赛题》一文的商榷云南昆明五中（６５００３２）黄宗德贵刊１９９４年１２期《用讨论法解初中化学竞赛题》一文，对拓宽学生解题思路有一定好处．但是，文中所举例题的解法有的可简解，有的有不妥之处，现提出与作者商榷．一、“过量”讨论法：例... The article “Discussing the Problem of Chemistry Competition in Junior Middle Schools by the Discussion Method” was published in Kunming, Yunnan, China (650,032) and Huang Zongde’s publication, Issue 12, 1994. It is a good idea to broaden the students’ problem-solving ideas. However, some of the solutions to the examples given in the article can be explained briefly, and some are inconvenient. They are now proposed to discuss with the author. One, “excessive” discussion method: example...