初中化学教学是化学教育的启蒙阶段,初中生好奇心强,他们学习化学的动机往往是以满足好奇心和感兴趣为主的。化学实验教学的首要任务就是如何激发学生对学习化学的兴趣,并使这种“短暂”的兴趣能够稳定地保持并得以发展,从而提高他们学习化学的主动性和积极性。 Junior high school chemistry teaching is the enlightenment phase of chemical education, junior high school students curiosity, their motivation to learn chemistry is often based on curiosity and interest-based. The first task of chemistry experiment teaching is how to stimulate students' interest in learning chemistry, and to make such “short ” interest stably maintain and develop, so as to enhance their initiative and enthusiasm to learn chemistry.