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The energy of an electron in the first B...

The energy of an electron in the first Bohr orbit of H atom is `-13.6 eV`. The possible energy values (s) of the excited state (s) for electron in bohr orbits of hydrogen is (are)

A

`-3.4` eV

B

`-4.2` eV

C

`-6.8` eV

D

`+6.8` eV

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The correct Answer is:
A
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