化学工艺流程题是传统“无机框图题”的变革与创新,以化工生产为背景,用框图的形式表述生产流程是化学与生活、社会生产联系的重要体现.化学工艺流程题取材广泛,构思独特新颖,有机地融入了实际工业生产和现代科技工业中的新知识,内容呈现探究性、应用性与创新性的特点,较好地考查了学生综合运用所学知识解决实际问题的能力,充分体现了课改和 Chemical process flow is the traditional “inorganic frame diagram” of the reform and innovation to chemical production as the background, the form of a block diagram of the production process is the chemical and life, an important manifestation of social production links.Chemistry process flow based on a wide range of materials, It is characterized by its uniqueness, novelness and organic integration into the new knowledge in actual industrial production and modern science and technology industry. The content is characterized by inquiry, application and innovation, and better examines students’ abilities to comprehensively use the learned knowledge to solve practical problems. Fully reflects the curriculum reform and