Which cell of the following will measure standard electrode potential of copper electrode?
A
Pt(s)|H2(g,0.1bar)|H+(aq,1M)||Cu2+(aq,1M)|Cu
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B
Pt(s)|H2(g,1bar)|H+(aq,1M)||Cu2+(aq,2M)|Cu
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C
Pt(s)|H2(g,1bar)|H+(aq,1M)||Cu2+(aq,1M)|Cu
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D
Pt(s)|H2(g,1bar)|H+(aq,0.1M)||Cu2+(aq,1M)|Cu
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Solution
The correct option is CPt(s)|H2(g,1bar)|H+(aq,1M)||Cu2+(aq,1M)|Cu Standard hydrogen electrode as anode coupled with Cu as cathode measures the cell potential of Cu electrode.