The energy of hydrogen atom in its ground state is `-13.6 eV`. The energy of the level corresponding to the quantum number `n` is equal `5` isA. `-5.40 eV`B. `-2.72eV`C. `-0.85 eV`D. `-0.54 eV`

The energy of hydrogen atom in its ground state is `-13.6 eV`. The ene

1.	The energy of hydrogen atom in its ground state is `-13.6 eV`. The energy of the level corresponding to the quantum number `n` is equal `5` isA. `-5.40 eV`B. `-2.72eV`C. `-0.85 eV`D. `-0.54 eV`
Answer» Correct Answer - D `E_(n) = - (13.6)/(n^(2)) eV rArr E_(5) = (-13.6)/(5^(2)) = (-13.6)/(25) = - 0.54 eV`

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The energy of hydrogen atom in its ground state is `-13.6 eV`. The energy of the level corresponding to the quantum number `n` is equal `5` isA. `-5.40 eV`B. `-2.72eV`C. `-0.85 eV`D. `-0.54 eV`

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