$ \mathrm{K}_{\mathrm{a}}=\frac{\alpha^2 \mathrm{C}}{1-\alpha} $
$ \alpha^2 \mathrm{C}+\mathrm{K}_{\mathrm{a}} \alpha-\mathrm{K}_{\mathrm{a}}=0 $
$ \left(\frac{\lambda_{\mathrm{m}}}{\lambda_{\mathrm{m}}^{\infty}}\right)^2 \mathrm{C}+\mathrm{K}_{\mathrm{a}} \frac{\lambda_{\mathrm{m}}}{\lambda_{\mathrm{m}}^{\infty}}-\mathrm{K}_{\mathrm{a}}=0 $
$ \lambda_{\mathrm{m}}^2 \mathrm{C}+\mathrm{K}_{\mathrm{a}} \lambda_{\mathrm{m}} \lambda_{\mathrm{m}}^{\infty}-\mathrm{K}_{\mathrm{a}}\left(\lambda_{\mathrm{m}}^{\infty}\right)^2=0$
$Zn^{+2}_{(aq)} + 2e \rightleftharpoons Zn(s), -0.76\,\, volt$ ;
$Ce^{+3}_{(aq)} + 3e \rightleftharpoons Cr(s), -0.74 \,\,volt.$
$2H^{+2}_{(aq)} + 2e \rightleftharpoons H_2(g), + 0.0\,volt$ ;
$Fe^{+3}_{(aq)} + e \rightleftharpoons Fe^{+2}_{(aq)}, + 0.77 \,\,volt$
નીચેનામાંથી કયો પ્રબળ રીડ્યુસીંગ એજન્ટ છે ?
$E_{C{r_2}O_7^{2 - }/C{r^{3 + }}}^o = 1.33\,V\,,\,E_{MnO_4^ - /M{n^{2 + }}}^o = 1.51\,V$ છે. તો ઘટકો $(Cr, Cr^{3+}, Mn^{2+}$ અને $Cl^-)$ ની રિડક્શન ક્ષમતાનો સાચો ક્રમ જણાવો.
[Cuનું મોલર દળ : $63 \mathrm{~g} \mathrm{~mol}^{-1}, 1 \mathrm{~F}=96487 \mathrm{C}$ આપેલ છે.]
આપેલ,
$\Lambda_{ m }^{\alpha}=133.4\,\left( AgNO _{3}\right) ; \Lambda_{ m }^{\alpha}=149.9( KCl )$
$\Lambda_{ m }^{\alpha}=144.9\, S\, cm ^{2} \,mol ^{-1}\left( KNO _{3}\right)$