Answer:
s1 to GS as the amount of energy required to remove the electron is greatest when it is closest to the nucleus.
Explanation:
Fun facts:
When the electron changes levels, it decreases energy and the atom emits photons. The photon is emitted with the electron moving from a higher energy level to a lower energy level. The energy of the photon is the exact energy that is lost by the electron moving to its lower energy level.
