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Chlorine atom, in its third excited state, reacts with fluorine to form a compound $X$. The formula and shape of $X$ are :
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$\mathrm{ClF}_7$, pentagonal bipyramidal
${ }_{17} \mathrm{Cl}=1 s^2, 2 s^2, 2 p^6, 3 s^2, 3 p_x^2, 3 p_y^2, 3 p_z^1$
$\mathrm{Cl}=1 s^2, 2 s^2, 2 p^6, 3 s^1, 3 p_x^1, 3 p_y^1, 3 p_z^1, 3 d^1$
(3rd excited state)
$3 d^1 3 d^1$
Chlorine atom, in its third excited state, reacts with fluorine to form $\mathrm{ClF}_7$. Its shape is pentagonal bipyramidal.
$\mathrm{Cl}=1 s^2, 2 s^2, 2 p^6, 3 s^1, 3 p_x^1, 3 p_y^1, 3 p_z^1, 3 d^1$
(3rd excited state)
$3 d^1 3 d^1$
Chlorine atom, in its third excited state, reacts with fluorine to form $\mathrm{ClF}_7$. Its shape is pentagonal bipyramidal.
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