Number of unpaired $\mathrm{e}^{-}$ | $\mu=\sqrt{n(n+2)}$ $B.M.$ | |
$\left[\mathrm{Co}\left(\mathrm{H}_2 \mathrm{O}\right)_6\right]^{2+}$ | $3$ | $3.87$ |
$\left[\mathrm{Fe}\left(\mathrm{H}_2 \mathrm{O}\right)_6\right]^{2+}$ | $4$ | $4.89$ |
$\left[\mathrm{Mn}\left(\mathrm{H}_2 \mathrm{O}\right)_6\right]^{2+}$ | $5$ | $5.92$ |
$\left[\mathrm{Cr}\left(\mathrm{H}_2 \mathrm{O}\right)_6\right]^{2+}$ | $4$ | $4.89$ |
Least paramagnetic behaviour $=\left[\mathrm{Co}\left(\mathrm{H}_2 \mathrm{O}\right)_6\right]^{2+}$
$(a)$ $\left[\mathrm{Pt}\left(\mathrm{NH}_{3}\right)_{3} \mathrm{Cl}\right]^{+}$
$(b)$ $\left[\mathrm{Pt}\left(\mathrm{NH}_{3}\right) \mathrm{Cl}_{5}\right]^{-}$
$(c)$ $\left[\mathrm{Pt}\left(\mathrm{NH}_{3}\right)_{2} \mathrm{Cl}\left(\mathrm{NO}_{2}\right)\right]$
$(d)$ $\left[\mathrm{Pt}\left(\mathrm{NH}_{3}\right)_{4} \mathrm{ClBr}\right]^{2+}$
$LIST-I$ (પદાર્થો) | $LIST-II$ (હજાર તત્વ) |
$A$. જિગલર ઉદ્રીપક | $I$. રહોડીયમ |
$B$. બ્લૂડ (રક્ત) પિગ્મેંટ | $II$.કોબાલ્ટ |
$C$ . વિકિન્સ્ન ઉદ્રીપક | $III$. આર્યન |
$D$. વિટામીન${B}_{12}$ | $IV$. ટીટેનિયમ |
નીચે આપેલા વિકલ્પોમાંથી સાચો જવાબ પસંદ કરો.