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框图题是推断题中的一种形式,是近几年来中考化学试题的传统题型,这类题目一般是把物质的变化、性质、组成、结构等之间的联系用框图的形式在新情景中出现,试题面目新、考察容量大,是一种考察学生阅读能力、思维能力、综合判断能力和实验设计能力的好题。
The block diagram question is a form of inference question, which is a traditional question type of chemistry test questions in the middle school in recent years. Such questions generally use the form of a block diagram in the form of a block diagram in the new context of the relationship between the material change, nature, composition, and structure. In the middle of the year, the examination questions are new in appearance and large in investigation capacity, which is a good question for examining students’ reading ability, thinking ability, comprehensive judgment ability, and experimental design ability.