The new curriculum emphasizes that students' ability training, should through the change of teaching and learning mode, set up the teachers and students, live "communication" and "cooperation" platform to realize. This paper attempts to new course teaching in middle school chemistry introducing "mind mapping", based on the image and the language "mind mapping", help to optimize thinking mode, use "mind mapping" can improve teaching and learning mode, optimize the teaching and learning behavior, promote the students' positive construction of knowledge, so as to enhance the quality of teaching and learning. In the teaching practice achieves good effects.