3(A) $\left[\mathrm{Cu}\left(\mathrm{H}_{2} \mathrm{O}\right)_{6}\right]^{2+}$ - more distorted Magnitude of JTD $\quad \Rightarrow \mathrm{e}_{\mathrm{g}}$ (unsymmetry) $>\mathrm{t}_{2 \mathrm{g}}$ (unsymmetry) ⇒ More electron density, more distortion.