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氧化还原反应是高中化学教学的重点和难点,是高考的热点。笔者运用联系生活常识及结合学生已有知识,通过形象生动的比喻及恰当的逻辑推理突破难点。
Redox reaction is the focus of high school chemistry teaching and difficult, is the hot college entrance examination. The author uses the contact life common sense and combines the student’s existing knowledge, through the vivid analogy and the proper logical reasoning to break the difficult point.