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1999年高考化学第31题第(1)问是Ⅱ卷有机化学板块中的较难题。本文仅从此题的典型错误入手,查找考生失误的原因,找到解决问题的关键,以提高解决化学同题的能力。从北京市化学阅卷点情况看,考生的典型错误可分为两类。第一类是①将C写成
In 1999, chemistry question 31 (1) was a relatively difficult problem in the II chemistry panel. This article starts with the typical mistakes of this question, finds the cause of the error of the candidate, finds the key to solve the problem, in order to improve the ability to solve the chemical problem. From the perspective of Beijing’s chemical review point, candidates’ typical mistakes can be divided into two categories. The first type is 1 written in C