九年级化学实验课,按新课标要求分为教师演示实验和学生分组实验,学生分组进行实验在一年的初中化学学习过程中,也是十分有限的。在素质教育思想指导下,如何提高学生的化学动手能力和化学基本素养及教师教学的有效性,是一个值得挖掘的问题。在一般的课程设置中,化学的周课时只有3～4节,要有效地 The ninth grade chemical experiment class, according to the requirements of the new curriculum is divided into teacher demonstration experiments and student group experiments, students group experiments in a year of junior high school chemistry learning process is also very limited. Under the guidance of quality education, how to improve students ’chemistry ability and chemistry basic knowledge and the effectiveness of teachers’ teaching is a question worth excavating. In the general course setting, chemistry class hours only 3 to 4, to be effective