一、解化学综合实验题的主要障碍化学综合实验题既能考查学生基础知识和基本技能 ,更能体现素质教育对学生分析问题、解决问题、创新实践等能力的要求。这种新颖、灵活、具有综合性和开放性的实验题模式 ,无疑对中学化学教学有着重要的导向作用。但面对综合实验题 ,学生往往存 First, the main obstacles to solve chemical comprehensive experimental problems The comprehensive chemistry experiment questions can not only examine the students’ basic knowledge and basic skills, but also reflect the ability of quality education to analyze problems, solve problems, and innovate and practice the ability of students. This novel, flexible, comprehensive, and open experiment question model has undoubtedly played an important guiding role in chemistry teaching in middle schools. However, in the face of comprehensive experimental problems, students tend to