化学计算型题是考试中常见题型,随着新课程标准的实施,命题逐渐由知识型考查向能力型考查转变,用以考查学生的阅读、理解、分析、综合等方面的能力以及解题方法和技巧。但有许多考生在解题过程中,由于审题不认真、分析问题片面、概念不清等而造成失误。本文例析错解典例,以便指 Chemical calculation questions are commonly used in exams. With the implementation of new curriculum standards, the propositions are gradually transformed from knowledge examinations to competency examinations to examine students’ abilities in reading, comprehension, analysis, synthesis and other aspects as well as solving problems. Methods and techniques. However, in the process of solving problems, many candidates have made mistakes due to the lack of seriousness of the examination questions, one-sided analysis of the questions, and unclear concepts. This article analyzes examples of misinterpretation to indicate