So if you flip the info page over on the back here, what you'll see is the periodic table, this is the same one that I've handed out in the last two lectures - the periodic table without any electron configurations.

将这张纸翻过来，你可以看到一个元素周期表，这与我们前两次课发过的,是一样的,-没有任何电子排布的周期表。

麻省理工公开课 - 化学原理课程节选