If a strip of $Cu$ metal is placed in a solution of ferrous sulphate,what will happen?

Give the cell reaction,cell representation,and the formula for the cell potential of a copper-silver galvanic cell.

Which substance is used as cathode in a mercury cell?

In which of the following cells,the space between cathode and anode is filled by a moist mixture of ammonium chloride and zinc chloride?

What is the chemical reaction that occurs during the discharging of a lead storage cell?

Efficiency of a cell with cell reaction under standard conditions,$A_{(s)} + B^{+} \to A^{+} + B_{(s)}$; $\Delta H^o = -300 \ kJ$ is $70\%$. The standard electrode potential of the cell is :- .................... $V$