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离子反应是中学化学的一个重要知识点,涉及内容广泛(几乎包括所有元素化合物知识和部分基本理论等),综合性强(体现了学科内综合),因此是历年高考的常客,在高考中的考
Ion reaction is an important knowledge of middle school chemistry. It involves a wide range of contents (including almost all elementary compound knowledge and some basic theories, etc.) and is comprehensive (embodied within the discipline). Therefore, it is a frequent visitor of the college entrance examination in the college entrance examination. test