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:
\({\left[\mathrm{Cr}\left(\mathrm{NH}_3\right)_6\right]^{3+}}\)
\(\mathrm{Cr}^{3+}: 3 \mathrm{~d}^3\)
\(\mathrm{n}=3 \text { (unpaired electrons) }\)
\(\mu \simeq 3.87 \text { B.M. (II) }\)
\((B)\)
\({\left[\mathrm{NiCl}_4\right]^{2-}}\)
\(\mathrm{Ni}^{2+}: 3 \mathrm{~d}^8\)
\(\mathrm{n}=2\)
\(\mu \simeq 2.83 \text { B.M. (IV) }\)
\((C)\)
\({\left[\mathrm{CoF}_6\right]^{3-}}\)
\(\mathrm{Co}^{3+}: 3 \mathrm{~d}^6\)
\(\mathrm{n}=4\)
\(\mu \simeq 4.90 \text { B.M. (I) }\)
\((D)\)
\({\left[\mathrm{Ni}(\mathrm{CN})_4\right]^{2-}}\)
\(\mathrm{Ni}^{2+}: 3 \mathrm{~d}^8\)
\(\mathrm{n}=0\)
\(\mu=0 \text { B.M. (III) }\)
$(i) [pt\ (en)\ Cl_2]$
$(ii)\ [pt (en)_2]\ Cl_2$
$ (iii)\ [pt (en)_2 Cl_2]\ Cl_2$
$(iv)\ [pt (CH_3)_2 Cl_2]$
(નોંધ : યુગ્મીકરણ ઊર્જા અવગણો)