Chemistry - CHEMICAL BONDING Question with Solution | TestHub

$\mathrm{NaF}\mathrm{ }\to \left\{\begin{array}{c}{\mathrm{Na}}^{+}\to 1{\mathrm{s}}^2\mathrm{ }2{\mathrm{s}}^2\mathrm{ }2{\mathrm{p}}^6\\ {\mathrm{F}}^{-}\to 1{\mathrm{s}}^2\mathrm{ }2{\mathrm{s}}^2\mathrm{ }2{\mathrm{p}}^6\end{array}\right.$Not Match

$\mathrm{KBr}\mathrm{ }\to \left\{\begin{array}{c}{\mathrm{K}}^{+}=1{\mathrm{s}}^{2}2{\mathrm{s}}^{2}2{\mathrm{p}}^{6}3{\mathrm{s}}^{2}3{\mathrm{p}}^6\\ {\mathrm{Br}}^{-}=1{\mathrm{s}}^{2}2{\mathrm{s}}^{2}2{\mathrm{p}}^{6}3{\mathrm{s}}^{2}3{\mathrm{p}}^{6}4{\mathrm{s}}^{2}4{\mathrm{p}}^6\end{array}\right.$

$\mathrm{NaCl}\mathrm{ }\to \left\{\begin{array}{c}{\mathrm{Na}}^{+}=1{\mathrm{s}}^{2}2{\mathrm{s}}^{2}2{\mathrm{p}}^6\\ \mathrm{Cl}=1{\mathrm{s}}^{2}2{\mathrm{s}}^{2}2{\mathrm{p}}^{6}3{\mathrm{s}}^{2}3{\mathrm{p}}^6\end{array}\right.$

${\mathrm{CaI}}_2\to \left\{\begin{array}{c}{\mathrm{Ca}}^{+2}=1{\mathrm{s}}^{2}2{\mathrm{s}}^{2}2{\mathrm{p}}^{6}3{\mathrm{s}}^{2}3{\mathrm{p}}^6\\ {\mathrm{I}}^{-}=\left[\mathrm{Kr}\right]4{\mathrm{d}}^{10}5{\mathrm{s}}^{2}5{\mathrm{p}}^6\end{array}\right.$