一、明确学习要点1.掌握氧化还原反应的概念2.了解氧化还原反应与化合价的升降关系,学会用化合价升降法分析氧化还原反应.3.理解氧化还原反应的本质是电子转移4.了解常见的氧化剂和有还原剂二、梳理重、难点重难点一氧化还原反应与四种基本反 First, a clear point of learning 1. Grasp the concept of redox reaction 2. Understand the relationship between the redox reaction and the valence of the rise and fall, learn valence lift analysis of the redox reaction 3. Understand the nature of the redox reaction electron transfer 4. Understand the common Of the oxidant and reductant two, comb heavy, difficult and difficult one redox reaction with the four basic anti