问题情境教学法是新课程背景下所提出的一种新型教学方法,在构建高效率的课堂教学中发挥了不可忽略的作用。化学作为初中毕业年级开始的课程,具有时间紧、任务重的特点。广大初中化学教师应充分认识到化学课程的教学要求,巧妙创设符合学生心理特点的问题情境,以充分调动学生的主动学习。一、合理构思教学,创设课堂引入的问题情境“良好的开始,是成功的一半”。在初中化学的课堂教学中,教师应把课程内容的引入做好规划设计。课程导入 The problem situation teaching method is a new teaching method proposed in the context of new curriculum, which plays an important role in constructing efficient classroom teaching. Chemistry as a junior high school graduation class began with a tight schedule, heavy task characteristics. The majority of junior high school chemistry teachers should fully recognize the teaching requirements of chemistry courses and creatively create problem situations in line with students’ psychological characteristics in order to fully mobilize the active learning of students. First, a reasonable concept of teaching, creating the classroom introduced the problem situation “a good start, is half the success ”. In junior high school chemistry classroom teaching, teachers should do a good job planning and design of the introduction of course content. Course import