Electrochemistr...

The standard reduction potential E^o for half reactions are
Zn = Zn⁺ + Ze, E^o = + 0.76 V
Fe = Fe²⁺ + Ze, E^o = + 0.41 V
The emf of the cell reaction
Fe²⁺ + Zn = Zn²⁺ + Fe is

Which of the following reactions is correct for a given electrochemical cell at 25°C?
Pt | Br₂(g) | Br^- (g) || Cl^- (aq) | Cl₂(g) | Pt

What will be the electrode potential of that hydrogen electrode is filled with HCl solution of pH value 1.0?

At 25^oC temperature the cell potential of a given electrochemical cell is 1.92 V. Find the value of x.
Mg (s) | Mg²⁺ (aq) x M ||Fe²⁺ (aq) 0.01M| Fe (s)
E^o Mg / Mg²⁺ (aq) = 2.37 V; E^o Fe/ F_e²⁺ (aq) = 0.45 V

The emf of the cell Ni|Ni²⁺ (1.0M)|| Au³⁺ (1.0M)| Au is [E^o(Ni²⁺/Ni) = -0.25 V and E^o (Au³⁺/Au) = + 1.5V]

Daniel cell, anode and cathode are, respectively

The potential of the following cell is 0.34V at 25°C. Calculate the standard reduction potential of the copper half-cell.
Pt | H₂ (1 atm) | H⁺ (1 M) || Cu²⁺ (1 M) | Cu

The potential of the cell for the reaction,
M (s) + 2 H⁺ (1M) → H₂ (g) (1 atm) + M²⁺ (0.1M) is 1.500 V. The standard reduction potential for M²⁺/ M (s) couple is