化学课堂中最吸引学生眼球的莫过于实验,通过化学实验展现出物质微观世界的变化,可以让学生亲历科学探究的过程,感知物质及其变化的实验现象,获得化学实验事实,从而在此基础上形成化学概念。对实验进行深入研究和有效设计,借助实验情境培养学生科学探究的能力与精神是提高课堂效率的有效 The most appealing to the students in the chemistry class is the experiment, which shows the changes of the microscopic world through chemical experiments. It enables students to experience the process of scientific inquiry, to perceive the phenomena of substances and their changes, and to acquire the facts of chemical experiments. Based on this, Form chemical concept. In-depth study of the experiment and effective design, with the help of experimental situations to cultivate the ability and spirit of scientific inquiry is to improve the efficiency of the classroom