新世纪以来,我国基础教育改革给课程设置、教材编写和教学设计带来极为深刻的变革。在普通高中课程方案和化学学科的课程标准中明确指出:精通终身学习必备的基础内容,创设有利于学生主动学习的课程实验环境;在课程教学内容选择中遵循“时代性、基础性和选择性”的基本原则;高中化学设置多维化的学习课程,供不同需求的学生选择;使学生在知识和技能、过程与方法、情感态度与价值观三个维度得到统一和谐的发展。因此,在教材编写中采取多种编排方式与模块结构,创设不同的学习和探究情境来体现新课程的理念与要求,已成为实施课程改革的基 Since the new century, the reform of basic education in our country has brought about profound changes to the curriculum, compilation of teaching materials and instructional design. In the general senior high school curriculum plan and chemistry curriculum standard clearly pointed out: proficient in the basic content of lifelong learning, creating a conducive environment for students to take the initiative to learn the experimental environment; in the course of teaching content to follow the "time, basic and choice High school chemistry to set up multi-dimensional learning courses for students of different needs to choose; so that students in the knowledge and skills, processes and methods, emotional attitude and values ​​of the three dimensions of a unified and harmonious development. Therefore, adopting a variety of layouts and module structures in the compilation of textbooks, and creating different learning and inquiry situations to embody the concepts and requirements of the new curriculum have become the basis for implementing the curriculum reform