MHT CET Chemistry question

What is potential of half cell containing zinc electrode in 0.01 M ZnSO? ( = -0.763 V)

Answer: (C)

Solution

Taking the zinc half cell as an oxidation half cell, Zn → Zn + 2e: E = E - (0.059/2) log [Zn] = 0.763 - 0.0295 × log 0.01 = 0.763 +

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Question ID VK-066345