So if we're talking about the fourth excited state, and we talk instead about principle quantum numbers, what principle quantum number corresponds to the fourth excited state of a hydrogen atom.
如果我们说的是，第四激发态，我们用，主量子数来描述，哪个主量子数对应了，氢原子的第四激发态？
So if we're talking about the fourth excited state, and we talk instead about principle quantum numbers, what principle quantum number corresponds to the fourth excited state of a hydrogen atom.
如果我们说的是，第四激发态，我们用，主量子数来描述，哪个主量子数对应了，氢原子的第四激发态？
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