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几种离子在同一溶液中能否大量共存的是高考热点,自87年以来高考年年都考。要想快速答好此类选择题,关键是要热练掌握离子之间反应的规律,可从以下10个方面对离子不能共存进行分析:
Whether or not several ions coexist in the same solution is a hot spot for college entrance examinations. The key to quickly answering this type of multiple-choice question is to master the laws of the reactions between the ions. From the following 10 aspects, we can analyze the coexistence of ions: