以实验为情境问题的PBL教学法在元素化学教学中的应用
胡瑞祥, 郑少九, 张漫波

Application of PBL Method in the Teaching of Element Chemistry Based on Experimental Problems
Ruixiang Hu, Shaojiu Zheng, Manbo Zhang
图2 感光实验
(a)感光液为三草酸合铁(Ⅲ)酸钾和铁氰化钾;(b)感光液为三草酸合铁(Ⅲ)酸钾和亚铁氰化钾
电子版为彩图