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无机框图题是对常见元素及其重要化合物之间相互转化关系的综合考查的优秀题型,在近年来的高考试题中出现的频率较大,这类试题也逐步成为高考试题中的热点内容。为使广大读者对这一热点内容备考更为充分,现结合2005年全国各省市高考试题中无机框图题进行归类说明。一、试题特点特点一、试题文字信息量大,陷阱较多,注重考查学生的思维发散能力例1.(2005年江苏高考22题)图1中,A、C 是工业上用途很广的两种重要化工原料,B 为日常生活中常见的金属,H、G是正四面体结构的非极性分子,H 是一种重要的能源,J 是一种耐高温材料,K 是由两种常见元素组成的化合物(图中部分
Inorganic block diagram question is an excellent question type that comprehensively examines the transformation relationship between common elements and their important compounds. It has appeared frequently in high exam questions in recent years, and these questions have gradually become hot topics in high exam questions. In order to prepare readers for this hot content to be more comprehensive, we will combine the questions of inorganic block diagrams in the examination questions for all provinces and municipalities in China in 2005. First, the characteristics of the test features First, the test text information is large, more traps, focusing on examination of students thinking divergence Example 1. (2005 Jiangsu College Entrance Exam 22 questions) Figure 1, A, C is widely used in industrial two An important chemical raw material, B is a common metal in daily life, H, G is a non-polar molecule with a tetrahedral structure, H is an important energy source, J is a high temperature resistant material, K is composed of two common elements Composition of the compound (part of the figure