氧化还原反应是中学化学中重要的反应类型。其有关内容,贯穿整个高中化学学习阶段的始终,是学好元素化合物和电化学知识的基础,又是高考化学命题的热点,同时也是学习的一大难点。 Redox reactions are an important type of reaction in middle school chemistry. Its related content, which runs through the chemistry study stage of high school, is the foundation for learning about elemental compounds and electrochemical knowledge. It is also a hot topic for college entrance examination chemistry propositions, and it is also a major difficulty in learning.