初中化学竞赛已成为培养学生化学学习兴趣、发现和培养化学人才、普及化学教育的好方式,也是提高教师教学能力、推动化学教学的有效途径之一．一、化学竞赛的特点1．选拔性由于不同学生的知识水平有所差异,而在平常的教学过程中,这些优秀学生表现的差异性不是很大,但在化学竞赛过程中表现的却很显著,这是需要我们教 The junior high school chemistry competition has become a good way to cultivate students’ interest in chemistry learning, discover and cultivate chemical talents, and popularize chemistry education. It is also an effective way to improve teachers’ teaching ability and promote chemistry teaching. First, the characteristics of chemical competition Because of the differences in the level of knowledge among different students in the selection process, in the ordinary course of teaching, the difference in the performance of these outstanding students is not great, but the performance in the process of chemical competition is very significant. This is what we need to teach.