摘要
提出先把钠块嵌入螺孔后跟水发生反应的实验方法.在装置及步骤上又根据演示实验与学生实验的各自特点,采取了独特设计.
A new experimental method is to be put forward: a lump of Na is kept in nut first,then let it react with H2O,For illustrating expreiment and students' experiment,a creative design is made in experimental equipment and steps.
出处
《商洛师范专科学校学报》
2003年第2期42-43,共2页
Journal of Shangluo Teachers College
基金
陕西省基础教育科研课题(2001)
