( begin array l X= ldots ldots ldots(n-2) s^ 2 (n-2) p^ 6 . Y= ldots ldots ldots . n s^ 2 n p^ 6 . Z^ - = ldots ldots . quad left(n-3) s^ 2 (n-3) p^ 6 right. এখানে, n=5 end array )

\begin{array}{l}X=\ldots \ldots \ldots(n-2) s^{2}(n-2) p^{6} . \\ Y=\ldots \ldots \ldots . n s^{2} n p^{6} . \\ Z^{-}=\ldots \ldots . \quad\left(n-3) s^{2}(n-3) p^{6}\right. \\ \text { এখানে, } n=5\end{array}

DB 25

\begin{array}{l}X=\ldots \ldots \ldots(n-2) s^{2}(n-2) p^{6} . \\ Y=\ldots \ldots \ldots . n s^{2} n p^{6} . \\ Z^{-}=\ldots \ldots . \quad\left(n-3) s^{2}(n-3) p^{6}\right. \\ \text { এখানে, } n=5\end{array}

DB 25