初中阶段是化学学习的初始阶段,教师的课堂教学将直接影响学生的学习兴趣和学习效果。所以,教师在教学中应积极探索,制订一套科学、合理、高效的教学方案,提高课堂教学的有效性,激发学生的学习热情,提高学习成绩。 Junior high school is the initial stage of chemical education, teacher’s classroom teaching will directly affect students’ interest in learning and learning. Therefore, teachers should actively explore in teaching, formulate a set of scientific, reasonable and efficient teaching programs to improve the effectiveness of classroom teaching, to stimulate students’ enthusiasm for learning and improve their academic performance.