JEE Main Chemistry question

ChemistryElectrochemistryJEE Main

The cell \mathrm{Zn\,|\,Zn^{2+}(1\ M)\,||\,Cu^{2+}(1\ M)\,|\,Cu} ( V) was allowed to be completely discharged at 298 K. The relative concentration of to () is

Answer: (B)

Solution

At complete discharge, , so the system is at equilibrium: , with

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Question ID VK-143600