An electron is in the n = 3 energy level in a hydrogen atom. To ionize this atom it is necessary for the electron to gain a minimum of how much energy?
A)1.5 eV
B)4.5 eV
C)12.1 eV
D)13.6 eV

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The Answer of An electron is in the n = 3 energy level in a hydrogen atom. To ionize this atom it is necessary for the electron to gain a minimum of how much energy?
A)1.5 eV
B)4.5 eV
C)12.1 eV
D)13.6 eV

An Electron Is in the N = 3 Energy Level