MHT CET Chemistry question

ChemistryElectrochemistryMHT CET

The following cell, \mathrm{Zn|Zn^{2+}(1\,M)||Cu^{2+}(1\,M)|Cu}; ( = 1.10 V), was allowed to be completely discharged at 298 K. The relative concentration of to is [AIEEE 2007]

Answer: (C)

Solution

Complete discharge means E = 0, so log K = nE°/0.0591 = 2 × 1.10/0.0591 = 37.2 and +]/+] = K =

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Question ID VK-066784