高中新课程改革已进行多年了,尤其是实施素质教育,规范教育教学行为以来,化学科同其他学科一样都要求学生应具有更扎实的基础、更强的学习能力和探索精神,以适应新的教与学的要求。在初中时,学生们化学成绩普遍较高且它们之间的差距也不大,这样学生在心底里或多或少会存在着轻视化学科的心理,可当高 Since the reform of high school new curriculum has been going on for many years, especially since the implementation of quality education and regulation of education and teaching, chemistry requires students to have a more solid foundation, stronger learning ability and exploration spirit as other disciplines to adapt to the new Teaching and learning requirements. In junior high school, the students are generally higher in chemical grade and the gap between them is not large, so that students in my heart there is more or less the psychology of light chemistry,