内容化学方程式的计算;复分解反应的应用;氢气的性质和用途(转化为“拓展性课题”);煤和石油的综合利用;物质的分类。碱式碳酸铜的分解;实验室用氯酸钾制氧气及氧气的实验室制法;氢气的实验室制法;氢气的还原性;氧化物和自然的定义;原子结构示意图的画法;氯化钠和氯化氢的形成; Content Calculation of chemical equations; application of metathesis reactions; properties and uses of hydrogen (translated as “Extensions”); Comprehensive Utilization of Coal and Petroleum; Classification of Substances. Alkaline copper carbonate decomposition; laboratory with potassium chlorate oxygen and oxygen laboratory method; hydrogen laboratory method; hydrogen reduction; oxide and nature of the definition; atomic structure schematic drawing; sodium chloride And hydrogen chloride formation;