(i) size of $\mathrm{Cl}^{-}$ is large so it cannot accommodate around $\mathrm{Si}^{+4}$ due to limitation of slze
(ii) Interaction between lone pair of chloride lon and $\mathrm{Si}^{+4}$ is not very strong
$(I)\, K_4 [Fe(CN)_6]$ $(II)\, K_3[Cr(CN)_6]$ $(III)\, K_3 [Co(CN)_6]$ $(IV)\, K_2[Ni(CN)_4]$
નીચે આપેલા કોડ્સનો ઉપયોગ કરીને સાચો જવાબ પસંદ કરો