Chlorine and cyanide ligands are written as chloro and tetrracyano. The prefix tetra indicates four. The ligand \(O _2\) is named as superoxo.The iron metal is named ferrate \((II)\) ion as it is a part of anionic complex ion. The oxidation state of iron is written in roman numerals inside parenthesis.
$\left( {{C_2}O_4^{2 - } = } \right.$ ઓક્ઝલેટો $)$
| સૂચિ $I$ (Complexes) | સૂચિ $II$ (Hybridisation) |
| $A$ $\left[ Ni ( CO )_4\right]$ | $I$ $sp ^3$ |
| $B$ $\left[ Cu \left( NH _3\right)_4\right]^{2+}$ | $II$ $dsp^2$ |
| $C$ $\left[ Fe \left( NH _3\right)_6\right]^{2+}$ | $III$ $sp^3d^2$ |
| $D$ $\left[ Fe \left( H _2 O \right)_6\right]^{2+}$ | $IV$ $d^2sp^3$ |
નીચે આપેલા વિકલ્પોમાંથી સાચો જવાબ પસંદ કરો.
$(i)\, [CoCl_3 (NH_3)_3]$ $(ii)\, [Co(en)_3]Cl_3$
$(iii)\, [Co(C_2O_4)_2(NH_3)_2]^-$ $(iv)\, [CrCl_2(NH_3)_2(en)]^+$