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liu suan tong rong ye yu tie ding fan ying shi yan de gai jin
Author(s): 
Pages: 54+57
Year: Issue:  10
Journal: Experiment Teaching and Apparatus

Keyword:  硫酸铜溶液铁钉实验改进循环回收;
Abstract: 硫酸铜溶液与铁钉的反应是教科版六年级下册第二单元第6课"化学变化伴随的现象"中的一个案例。在实际教学中,通过材料铁钉,循环利用硫酸铜溶液和铁钉等,实现实验过程的可循环,从而使改进该案例与所属单元前后教学衔接顺承,同时实验更具可操作性、实验材料可回收,实现了实验教学的科学性。
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