\(2 \text { Faraday } \rightarrow 1 \mathrm{~mol} \mathrm{Cu}\)
\(1 \text { Faraday } \rightarrow 0.5 \mathrm{~mol} \mathrm{Cu} \text { deposit }\)
\(0.5 \mathrm{~mol}=0.5 \mathrm{~g} \text { atom }=5 \times 10^{-1}\)
\(\mathrm{x}=5\)
${[Fe\,{(CN)_6}]^{4 - }}\, \to \,{[Fe{(CN)_6}]^{3 - }}\, + \,{e^ - }\,;\,$ ${E^o}\, = \, - \,0.35\,V$
$\,F{e^{2 + }}\, \to \,F{e^{3 + }}\, + \,{e^ - }\,;$ ${E^o}\, = \, - \,0.77\,V$
$F_{2(g)} + 2e^- \rightarrow 2F^-_{(aq)}\, ;$ $E^o = + 2.85\, V$
$Cl_{2(g)} + 2e^- \rightarrow 2Cl^-_{(aq)}\, ;$ $E^o = + 1.36\, V$
$Br_{2(l)} + 2e^- \rightarrow 2Br^-_{(aq)}\, ;$ $E^o = + 1.06\, V$
$I_{2(s)} + 2e^- \rightarrow 2I^-_{(aq)}\, ;$ $E^o = + 0.53\, V$
પ્રબળ ઓક્સિડેશનકર્તા અને રીડકશનકર્તા શું હશે ?
(ઝિંકનું પરમાણવીય દળ = $65.4 \mathrm{amu}$ )