Atomic StructureHard

Question

The energy of hydrogen atom in its ground state is -13.6 eV. The energy of the level corresponding to n = 5 is :

Options

A.-0.54 eV
B.-5.40 eV
C.-0.85 eV
D.-2.72 eV

Solution

En = E1       E5 = - 13.6 × = - 0.54 eV

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