【摘要】 本文通过对乙酰苯胺的重结晶实验的教学反思与评析,通过分析实验难点,剖析其在学生实验能力培养的体现,通过内容扩充、学生分组和结晶条件优化等措施,改进了重结晶实验的整体设计与教学.学生的实验兴趣明显增加,且获得自主探究实验设计和实施经验,有利于实验综合能力的培养与提升.这为全方位贯穿以人为本、鼓励自主探究实验教学发挥了很好的示范作用.更多还原

【Abstract】 Through the teaching comment and analysis of the acetanilide recrystallize experiment and analysis of difficult points in experiment,this paper put out the performance at the culture students’ experimental ability,innovate the total design and teaching of this experiment by the content extension,student grouping and optimization of recrystallize conditions. The results have shown that the students’ interest was enhanced distinctly,the students have obtained much experience of the design and operation about explore experiment by themselves,which can benefit for the education and development of students’ total experimental ability. This is a good example for executing the practice of teaching people by the spirit of people-oriented and encouraging self-inquiry teaching faith.更多还原