Chemistry - f-block Question with Solution | TestHub

$\begin{array}{rl}{\mathrm{La}}^{+3}\to \left[{}_{54}\mathrm{Xe}\right]4{\mathrm{f}}^0& \text{ -diamagnetic }\\ {\mathrm{Yb}}^{+2}\to \left[{}_{54}\mathrm{Xe}\right]4{\mathrm{f}}^{14}& \text{ -diamagnetic }\\ {\mathrm{Lu}}^{+3}\to \left[{}_{54}\mathrm{Xe}\right]4{\mathrm{f}}^{14}& \text{ -diamagnetic }\\ {\mathrm{La}}^{+2}\to \left[{}_{54}\mathrm{Xe}\right]5{\mathrm{d}}^1& \text{ -paramagnetic }\\ {\mathrm{Ce}}^{+4}\to \left[{}_{54}\mathrm{Xe}\right]4{\mathrm{f}}^0& \text{ -diamagnetic }\\ {\mathrm{Ce}}^{+3}\to \left[{}_{54}\mathrm{Xe}\right]4{\mathrm{f}}^1& \text{ -paramagnetic }\\ {\mathrm{Yb}}^{+3}\to \left[{}_{54}\mathrm{Xe}\right]4{\mathrm{f}}^{13}& \text{ -paramagnetic }\\ {\mathrm{Lu}}^{+2}\to \left[{}_{54}\mathrm{Xe}\right]4{\mathrm{f}}^{14}5{\mathrm{d}}^1& \text{ -paramagnetic }\end{array}$