中学生中存在着学科弱势,学科弱势的成因是复杂的。有效合理的自主学习方法是弥补化学学科弱势的保障;激发兴趣对提升化学弱势来说至关重要,可以通过教师的人格魅力、实验的神奇现象、畅如流水的教学等激发学生的学习兴趣;信心是弥补化学弱势的原动力,可以通过探究性问题的设置与解决,引导学生在发现问题与解决问题的过程中,重树弥补化学弱势的信心 There is a weak subject among middle school students, and the causes of weak subject are complex. Effective and reasonable self-learning method is to make up for the disadvantaged chemical discipline; to stimulate interest is essential to enhance the chemical weakness, you can stimulate students’ interest in learning through the teacher’s personality charm, experimental miraculous phenomena, smooth teaching, Confidence is the motivation to make up for the weakness of chemistry. By exploring the setting and solving of sexual problems, we can guide students to make up for the weakness of chemistry by finding and solving problems