Electrochemistr...

In a galvanic cell, the salt bridge

The standard reduction potential data at 25^oC is given below
E^o(Fe³⁺/Fe²⁺) = 0.77V
E^o(Fe²⁺/Fe) = -0.44V
E^o(Cu²⁺?Cu) = + 0.34 V
E^o(Cu⁺/Cu) = + 0.52 V
E^o (O₂(g) + 4H⁺ + 4e^-→2H₂O) = 1.23 V
E^o (O₂ (g) + 2H₂O + 4e^- →4OH^-) = + 0.40 V
E^o (Cr³⁺/Cr) = -0.74 V;
E^o(Cr²⁺/Cr) = -0.91 V
Match E^o of the redox pair in List I with the values given in List II and select the correct answer using the codes given below the lists

The standard reduction potential for Zn²⁺/Zn, Ni²⁺ /Ni and Fe²⁺/Fe are - 0.76, - 0.23 and - 0.44 V respectively. The reaction X + Y ²⁺ → X ²⁺ + Y will be spontaneous when

The standard oxidation potential of zinc and silver in water at 298 K are
Zn(s) → Zn²⁺ + 2e^–, E = 0.76V, Ag(s) → Ag⁺ + e^–, E = –0.80V
which of the following reactions actually takes place?

The electric charge for electrode deposition of one gram equivalent of substance is

The one that is a good conductor of electricity in the following list of solids is

Which one of the following will increase the voltage of the cell
Sn(s) + 2Ag⁺(aq) → Sn²⁺(aq) + 2Ag(s)?

If same amount of electricity is passed through aqueous solution of AgNO₃ and CuSO₄ and the number of Ag and Cu atoms deposited are x and y respectively. Then.