化学实验设计与评价是高考的热点,它涉及知识面广,能力层次要求较高.而评价能力则是认知层次中的最高级别,以此为考查目的而设计的评价性试题是要求考生根据某种既定标准,对试题提供的材料,解决问题的方法,方案等作出可与否、成与败、优与劣等一系列的价值判断的一类试题.本文就化学实验评价题进行归类,并举例加以解析. Chemical experiment design and evaluation is a hot topic in the college entrance examination. It involves a wide range of knowledge and requires a higher level of competence. The evaluation ability is the highest level in the cognitive level. The evaluation questions designed for examination purposes require candidates to A certain set of standards, a series of value judgment questions, such as the availability of materials, problem solving methods, and solutions, etc. And for example to analyze.