Take the senior high school students as research object, according to the results of the preliminary investigation, this paper put forward the promotion strategies to improve the self- diagnosis ability of chemistry learning, and carried out teaching experiments to verify its effectiveness. The experiment showed that the method of using self-diagnosis table was helpful to improve the self-diagnosis ability of students, and the guidance of the teachers and the level of students would affect the final results. According to the results of the experiment, put forward suggestions to guide students ...