MEDIUMMCQ SINGLENEET ChemistryPhysical ChemistryElectrochemistryGeneral

Which of the following has been universally accepted as a reference electrode at all temperatures and has been assigned a value of zero volts?

A.platinum electrode

B.copper electrode

C.graphite electrode

Explanation

Standard hydrogen electrode is a universally accepted electrode or primary electrode at all temperatures. It can either be used as a cathode or anode. The value of the electrode is taken as zero. Thus, the correct option is (d)

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