As we go across the row what happens is that the ionization energy actually increases, and we can think about logically why it is that that's happening.

当我们沿着行,向右走的时候，可以发现电离能是逐渐升高的,我们可以从逻辑上思考一下为什么会这样。

麻省理工公开课 - 化学原理课程节选