化学是一门以实验为基础的自然学科。在教学中 ,实验不仅能给学生以感性的认识 ,还能以直观、生动的形象激发学生的学习兴趣 ,培养学生的探索、钻研精神 ,提高学生的科学文化素质。在化学教材中 ,也存在大量以实验为素材的习题。教学过程中 ,在课堂上运用实验处理习题 ,不仅能 Chemistry is a natural science based on experiments. In teaching, experiments can not only give students perceptual knowledge, they can also inspire students’ interest in learning through intuitive and vivid images, cultivate students’ exploration and study spirit, and improve their scientific and cultural qualities. In chemistry textbooks, there are also a large number of exercises that are based on experiments. In the teaching process, using experiments to deal with exercises in class can not only