提高高中化学课堂教学的实效性不仅能激发学生探索求知的欲望,还能调动学生学习的热情,增强学生学习化学的自信心,从而积极主动的配合教师的教学活动. Improving the effectiveness of high school chemistry classroom teaching can not only stimulate students’ desire for exploration, but also arouse the enthusiasm of students to learn and enhance students’ self-confidence in chemistry so that they can actively cooperate with teachers’ teaching activities.