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纵观近几年高考试题,不难发现:离子方程式的正误判断已成为高考的热点,倍受命题专家的青睐.此类考题旨在考查考生对典型的元素化合物知识、强弱电解质、酸碱盐的溶解性、复分解反应、氧化还原反应、盐类的水解等基础知识的掌握情况和灵活运用的能力,具有较强的综合性.为便于考生掌握此类试题的命题方式,提高解题能力,笔者结合近几年全国各地高考试题中的相关试题,将离子方程式常见的设错方式进行归类分析,以供复习迎考
Throughout the entrance examination papers in recent years, it is easy to find: ion equation positive and false judgments have become a hot college entrance examination, much proposition experts of all ages .This test questions to examine candidates on the typical elements of compound knowledge, strength electrolytes, Salt solubility, metathesis reaction, redox reaction, hydrolysis of salts and other basic knowledge and ability to grasp the flexible use of a strong comprehensive.To facilitate candidates to master the mode of proposition of such questions to improve the ability to solve problems , The author combined with the national examination questions around the country in recent years, the relevant questions, the ion equation common way to classify the wrong way for the review welcome examination