Categories > electrochemistry > Electrode potential > The standard reduction potentials at 298 K for the following half reactions are given against each $Z{{n}^{2+}}(aq)+2{{e}^{-}}$ ? $Zn\,(s)$; – 0.762 $C{{r}^{3+}}(aq)+3{{e}^{-}}$ ? $Cr\,(s)$; – 0.740 $2{{H}^{+}}(aq)+2{{e}^{-}}$ ? ${{H}_{2}}(g)$; 0.00 $F{{e}^{3+}}(aq)+{{e}^{-}}$ ? $F{{e}^{2+}}(aq)$; 0.770 Which is the strongest reducing agent

electrochemistry

Question: The standard reduction potentials at 298 K for the following half reactions are given against each $Z{{n}^{2+}}(aq)+2{{e}^{-}}$ ? $Zn\,(s)$; – 0.762 $C{{r}^{3+}}(aq)+3{{e}^{-}}$ ? $Cr\,(s)$; – 0.740 $2{{H}^{+}}(aq)+2{{e}^{-}}$ ? ${{H}_{2}}(g)$; 0.00 $F{{e}^{3+}}(aq)+{{e}^{-}}$ ? $F{{e}^{2+}}(aq)$; 0.770 Which is the strongest reducing agent


1) $Zn(s)$
2) $Cr(s)$
3) ${{H}_{2}}(g)$
4) $F{{e}^{2+}}(aq)$
Solution: Explanation: No Explanation
Electrode potential Ecell Nernst equation and ECS

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