一、教材人民教育出版社出版,东北人民政府教育部编译之初中化学第三章第一及第二两节,内容为: 第—节氧的制法和性质第二节氧的收集和各种物质在氧中的燃烧二、教学对象初中二年级甲班共51人,根据平时测验和瞭解情况,听课后能完全领会,没有错误,不论口头或书面解答均能正确者16 First, the textbook People’s Education Publishing House, People’s Government of Northeast People’s Compilation of junior high school chemistry chapters chapters I and II, reads: Section - Oxygen system and the nature of the second section of oxygen collection and various Materials in the combustion of oxygen Second, the object of junior high school sophomore Year a total of 51 people, according to the usual test and understanding of the situation, after class can fully understand, there is no error, either verbal or written answers can be correct 16