化学是一门严谨的学科,初中生到了九年级才接触化学,由于内容繁杂,所以很多学生学起来感觉很吃力。课程改革的一个显著特征就是促进学生学习方式的转变,积极倡导自主学习、合作学习与探究学习,改变课程实施过于强调接受学习、死记硬背、机械训练的现状。在教学实践中,要实现学生学习方式的转变,就是要把学习过程中的发现、探究、研究等认识活动凸显出来,使学习过程成为学生发现问 Chemistry is a rigorous discipline, and junior high school students come into contact with chemistry until the ninth grade. Due to the complexity of the content, many students find it difficult to learn. A significant feature of the curriculum reform is to promote the transformation of students’ learning styles, actively advocating autonomous learning, cooperative learning and inquiry learning, and changing the implementation of the curriculum too much emphasis on learning, rote learning, mechanical training. In teaching practice, in order to realize the transformation of students’ learning styles, it is necessary to highlight the cognitive activities such as discovery, inquiry and research in the learning process so as to make the learning process a