Question:
Which of the following electrodes will act as anodes, when connected to Standard Hydrogen Electrode?
(i) Al/Al2+ -E\degree = –1.66
(ii) Fe/Fe2+ -E\degree = – 0.44
(iii) Cu/Cu2+ -E\degree= + 0.34
(iv) F2 (g)/2F- (aq) -E\degree= + 2.87
Solution:
Option (i) and (ii) are the answers.