So we know that we're in the n equals 5 state, so we can find what the binding energy is here.

我们知道,我们在n等于5的态，我们可以找到结合能是多少。

麻省理工公开课 - 化学原理课程节选

What is the binding energy of the ground state electron in hydrogen?

氢在基态的情况下,它的电子结合能是多少？

麻省理工公开课 - 固态化学导论课程节选