化学作业是继课堂教学后的重要延伸,是学生学好化学的有效保障.本文提出的初中化学作业设计有效性策略研究,是对现行初中化学作业的设计与布置进行的全面改革,并把作业改革当作是新课程改革的突破口,以期提高化学课堂教学效率,促进学生的健康发展. Chemical operation is an important extension of classroom teaching and is an effective guarantee for students to learn chemistry. The strategy study on the effectiveness of junior middle school chemistry design proposed in this paper is a comprehensive reform of the current design and layout of junior high school chemistry operations, and the operation reform As a breakthrough in the new curriculum reform, with a view to improving the efficiency of chemistry classroom teaching and promote the healthy development of students.