The energy of an electron in the first Bohr orbit of \( \mathrm{H} \)-atom is \( \mathrm{P} \) \...

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The energy of an electron in the first Bohr orbit of \( \mathrm{H} \)-atom is
\( \mathrm{P} \) \( -13.6 \mathrm{eV} \). The possible energy value(s) of the excited state(s)

W for electrons in Bohr orbits of hydrogen is (are) (1988)
(a) \( -3.4 \mathrm{eV} \)
(b) \( -4.2 \mathrm{eV} \)
(c) \( -6.8 \mathrm{eV} \)
\( (\mathrm{d})+6.8 \mathrm{eV} \)
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