MHT CET Chemistry question
Oxidation potential of unimolar calomel is [MHTCET 2010]
Answer: (D)
Solution
The reduction potential of the unimolar (1 M KCl) calomel electrode, Hg_2Cl_2 + 2e^- \rightarrow 2Hg + 2Cl^-, is +0.28 V, so its
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