一、本节教材背景本节教材是高一上学期第三章《硫硫酸》中的一节，对这一章，我们已学习了硫单质、硫的氢化物的性质以及ＳＯ２的物理性质。在此之前，我们学习了卤族元素和氧化还原反应的知识。二、教学对象现状分析１．学生在初三已较好掌握酸碱反应规律，学习卤素一章... I. Background of the Textbooks in this Section This section of the textbook is a section of “Sulphur Sulfuric Acid” in the third chapter of the last semester of senior high school. For this chapter, we have learned about the nature of sulfur, the nature of sulfur hydride, and the physical properties of SO2. Prior to this, we learned about halogen elements and redox reactions. Second, the current status of teaching objects 1. Students in the third year have a better grasp of the law of acid-base reactions, learning halogen chapter ...