【摘要】 本文介绍了在实验教学过程中对三草酸合铁酸钾的制备实验的一些思考和经验。通过控制实验的温度、草酸、H2O2的滴加速度和用量等条件就可得到翠绿色的三草酸合铁酸钾针状晶体,不仅提高了实验效果,而且培养了学生的综合素质。更多还原

【Abstract】 This paper introduces some thinking and experience on the preparation experiment of tri-oxalic acid with potassium iron during the teaching experiment.By controlling the conditions of dripping speed of temperature,oxalic acid,H2O2 and the amount,the green tri-oxalic acid with potassium iron stitch-like crystal will be obtained,which not only improves the experiment effect,but also trains the comprehensive quality of the students.更多还原