对话式教学以师生平等为基础,以学生自主探究为特征,以对话为手段,在教师的引导下,让学生参与到课堂学习中,通过教师与学生、学生与学生之间的相互启发和讨论,让学生领会学习内容,激发求知欲望,开发学生创造潜能的教学活动。在化学课堂上教师不是滔滔不绝地进行讲授,而是让学生和教师通过沟通和对话的方式进行学习。李政道与中学生交谈中说:“提出问题最重要,否则将做不了最重要的工作。”“学起于思,思起于疑”。师生之间通过一问一答,学生的思维 Dialogue teaching is based on the equality of teachers and students, is characterized by students’ independent inquiry, and by means of dialogue. Under the guidance of teachers, students are allowed to participate in classroom learning. Through the mutual inspiration between teachers and students, students and students and Discuss, let students understand the learning content, stimulate intellectual desire, develop students to create potential teaching activities. Instead of telling students to teach in chemistry classes, students are taught by teachers and teachers through communication and dialogue. In his conversation with middle school students, Li Zhengdao said: “It is most important to ask questions, otherwise the most important work can not be done.” “Learning from thinking and thinking from doubt”. Between teachers and students through a question and answer, students thinking