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The energy of an electron in first bohr ...

The energy of an electron in first bohr orbit of H atom is -13.6 eV . The possible energy value of electron in the excited state of `Li^(2+)` is

A

(-122.4eV)

B

30.6eV

C

(-30.6eV)

D

13.6eV

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The correct Answer is:
C
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