化学是一门自然科学,是学生初中阶段的基础学科。它同许多领域多有着密切的关系,例如农业、能源、材料、资源开发等行业都有联系,就是与国防建设、以及环境保护等方面也有着密切的关系,可以说它对实现我国现代化建设都起着重要的作用。初中化学教学是化学教育的启蒙,是基础学科。它为学生升入高一级学校学习打下专业基础,也为学生将来走向工作岗位解决处理实际问题打下基础。所以,化学学科必须从初中抓起,从激发 Chemistry is a natural science, is the junior high school students basic disciplines. It has many relations with many fields, for example, agriculture, energy, materials, resources development and other industries are linked, that is, with the national defense construction and environmental protection and also has a close relationship, we can say that it is to realize the modernization of our country It plays an important role. Junior chemistry teaching is the enlightenment of chemistry education, is the basic discipline. It lays a professional foundation for students to go to higher level of schooling and lays the foundation for students to move to work in the future to solve practical problems. Therefore, chemistry must start from junior high school, from the excitation