Respuesta :
– 1.51 eV
So while the photon cannot ionize a hydrogen atom pre-excited to n = 2, it can ionize a hydrogen atom at the n = 3 level, that is, with energy – 1.51 eV.
What is the minimum energy required to ionize a hydrogen atom in the?
For a hydrogen atom, composed of an orbiting electron bound to a nucleus of one proton, an ionization energy of 2.18 × 10−18 joule (13.6 electron volts) is required to force the electron from its lowest energy level entirely out of the atom.
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