化学实验不仅是学生获取化学知识的重要方法和手段,同时也可以激发学生学习化学的兴趣和积极性,训练科学方法,培养学生观察能力、动手能力、思维能力和创新能力,培养学生实事求是、细致严谨、严肃认真的科学态度,培养尊重科学、热爱科学、献身科学的科学品质,它具有其他教学手段无法替代的作用。同时化学实验课也能锻炼学生的合作精神,将课本抽象的文字和图片变成直观的现象,能够加强学 Chemistry experiment is not only an important method and means for students to acquire chemical knowledge, but also can stimulate students ’interest and enthusiasm in chemistry, train scientific methods, train students’ observation ability, practical ability, thinking ability and innovation ability, cultivate students to be realistic and meticulous , Serious and scientific attitude, cultivate the scientific quality of respect for science, love science, devotion to science, it has the irreplaceable role of other teaching methods. At the same time, the chemistry experiment class can also exercise the students’ cooperation spirit, make the abstract texts and pictures of the textbook become an intuitive phenomenon, and can strengthen the learning