The configuration \( 1 s^{2}, 2 s^{2} 2 p^{5}, 3 s^{1} \) shows: (A) ground state of fluorine (B...

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The configuration \( 1 s^{2}, 2 s^{2} 2 p^{5}, 3 s^{1} \) shows:
(A) ground state of fluorine
(B) excited state of fluorine
(C) excited state of neon atom
(D) excited state of \( \mathrm{O}_{2}^{-} \)ion
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