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ran shao tiao jian tan jiu shi yan de chuang xin she ji
Pages: 76-77,96
Year: Issue:  11
Journal: Education in Chemistry

Keyword:  燃烧条件白磷燃烧探究实验改进设计;
Abstract: 通过分析教材“燃烧条件”探究实验存在的不足之处,在教学实践中对原实验进行了改进设计.以白磷作为燃烧物,通过改变水温、有无空气两个变量,对比分析实验结果,得出了燃烧的条件.实验无需制取氧气,且白磷是在密闭装置内燃烧.改进后的实验兼具简约性、环保性、科学性和趣味性.
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