《义务教育化学课程标准(实验)》明确指出:在初中化学教学中,根据初中学生好奇心强、认知能力有限的特点,通过以化学实验为主的多种教学活动,不仅能培养学生的基本技能,还能培养学生的观察能力、思维能力、动手能力及实事求是的科学态度。但在实践中,面临着两难局面:首先是教师的尴尬,一是上级教育主管部门要求学校开足开齐实验课,要求加大实验教学力度, “Compulsory Education Chemistry Curriculum Standards (Experiment)” clearly states: In junior high school chemistry teaching, according to junior high school students curiosity, limited cognitive ability, through a variety of teaching activities based on chemical experiments, not only to train students Basic skills, but also to develop students’ ability of observation, thinking ability, practical ability and realistic scientific attitude. However, in practice, faced with the dilemma: the first is the embarrassment of teachers, first, the higher education authorities require schools to open a full set of experimental classes, requiring more experimental teaching efforts,