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  • Which of the following electrodes will act as anodes when connected to Standard Hydrogen Electrode?

Which of the following electrodes will act as anodes, when connected to Standard Hydrogen Electrode?

(i)Al/Al^{3+} , E^{\Theta }=-1.66

(ii)Fe/Fe^{2+} , E^{\Theta }=-0.44

(iii)Cu/Cu^{2+} , E^{\Theta }=+0.34

(iv)F_{2}(g)/2F^{-}(aq) , E^{\Theta }=+2.87

Answers (1)

The answer is the option (i) and (ii)

Explanation: They will act as anodes because both of the electrodes has a negative value of standard reduction potential.

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infoexpert24

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