In H2 – O2 fuel cell the reaction occur at cathode is ………. (a – InterviewSolution

InterviewSolution

1.	In H2 – O2 fuel cell the reaction occur at cathode is ………. (a) O2 (g) + 2H2O (l) + 4e- → 4OH- (aq) (b) H+ (aq) + OH- (aq) → H2O (l) (c) 2H2 (g) + O2(g) → 2H2O (g) (d) H+ + e- → 1/2 H2
Answer» (a) O₂ (g) + 2H₂O (l) + 4e^- → 4OH^- (aq)

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