${\left[\mathrm{Ti}{\left({\mathrm{H}}_2\mathrm{O}\right)}_6\right]}^{3+}$absorbs light of wavelength $498 \mathrm{nm}$ during a $\mathrm{d}-\mathrm{d}$ transition.The octahedral splitting energy for the above complex is  __   $\times {10}^{-19} \mathrm{J}$. (Round off to the Nearest integer, $\mathrm{h}=6.626\times {10}^{-34}\mathrm{Js};\mathrm{C}=3\times {10}^8{ \mathrm{ms}}^{-1}$)

${\left[\mathrm{Ti}{\left({\mathrm{H}}_2\mathrm{O}\right)}_6\right]}^{3+}$ absorbs light of wavelength $498 \mathrm{nm}$ during a $\mathrm{d}-\mathrm{d}$ transition. The octahedral splitting energy for the above complex is     $\times {10}^{-19} \mathrm{J}$ (Round off to the Nearest integer, $\mathrm{h}=6.626\times {10}^{-34}\mathrm{Js};\mathrm{C}=3\times {10}^8{ \mathrm{ms}}^{-1}$
${\mathrm{\Delta }}_{\mathrm{o}}=\frac{\mathrm{hc}}{{\mathrm{I}}_{\mathrm{abs}}}=\frac{6.626\times {10}^{-34}\times 3\times {10}^8}{498\times {10}^{-9}}$
$=\frac{6.626\times 3}{498}\times {10}^{-17}=3.99\times {10}^{-19}$
 Nearest integer =4 x${10}^{-19} \mathrm{J}$