新课标要求初中化学教学中以学生为本,培养学生良好的学习能力,建立基本的化学知识结构。实施合作学习教学后,学生以小组为单位进行学习,使学生之间加强交流与分享,培养合作能力和团队精神,提高了学生的自主学习性和教学中的主体地位,真正实践了“以学生为本”的教育思想。通过这种合作学习的方式,可以大大提高学生的学习兴趣,拉近师生关系,营造良好的、轻松愉快的学习氛围,学生之间互相帮助、共同进步,进一步提高了教学 The new curriculum requirements of junior high school chemistry teaching to students, students develop good learning ability, the establishment of basic chemical knowledge structure. After the implementation of cooperative learning and teaching, students in groups as a unit to learn, so that students strengthen exchanges and sharing, to develop cooperation and team spirit, improve students’ autonomous learning and teaching in the main position, the real practice of Student-based "educational thought. Through such cooperative learning, students’ interest in learning can be greatly enhanced, the relationship between teachers and students can be narrowed, a good and relaxing learning atmosphere can be created, and students can help each other and make progress together so as to further improve teaching