\((a)\, [Cu(NH_3)_4]^{2+} < [Cu(en)_2]^{2+} < [Cu(trien)]^{2+}\)
Their formation entropy increases in the same order, because denticity of ligand increases
\((b)\, [Fe(H_2O)_6]^{3+} < [Fe(NO_2)_6]^{3-} < [Fe(NH_3)_6]^{3+}\)
\(NO_2^-\) is stronger ligand than \(NH_3\)
\((c)\, [Co(H_2O)_6]^{3+} < [Rh(H_2O)_6]^{3+} < [Ir(H_2O)_6]^{3+}\)
\(Z_{eff}\) value increases from \(Co^{3+}\) to \(Ir^{3+}\)
\((d)\, [Cr(NH_3)_6]^{1+} < [Cr(NH_3)_6]^{2+} < [Cr(NH_3)_6]^{3+}\)
Oxidation state of \(Cr\) atom increases from \(+ 1\) to \(+3\).
$(P)\, Fe(CO)_5\,\,\, (Q)\,CO\,\,\, (R)\, H_3B \leftarrow CO\,\,\,(S)\, [Mn(CO)_5]^-$
$(i)\, Pt(SCN)_2 · 3PEt_3$
$(ii)\, CoBr · SO_4 · 5NH_3$
$(iii)\, FeCl_3 · 6H_2O$
|
સૂચિ-$I$ (સંકીર્ણ આયન) |
સૂચિ$II$ ($M.B.$માં સ્પીન ફક્ત ચુંબકીય ચાક્માત્રા) |
| $A$ ${\left[\mathrm{Cr}\left(\mathrm{NH}_5\right)_0\right]^{3+}}$ | $I$ $4.90$ |
| $B$ ${\left[\mathrm{NiCl}_4\right]^{2-}}$ | $II$ $3.87$ |
| $C$ ${\left[\mathrm{CoF}_6\right]^{3-}}$ | $III$ $0.0$ |
| $D$ ${\left[\mathrm{Ni}(\mathrm{CN})_4\right]^{2-}}$ | $IV$ $2.83$ |
નીચે આપેલા વિકલ્પોમાંથી સાચો જવાબ પસંદ કરીને લખો: