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A Galvanic Cell Has the Overall Reaction: 2Fe(NO3)2(aq) + Pb(NO3)2(aq) →\rarr

Question 74

Multiple Choice

A galvanic cell has the overall reaction: 2Fe(NO3) 2(aq) + Pb(NO3) 2(aq) →\rarr 2Fe(NO3) 3(aq) + Pb(s)
Which is the half reaction occurring at the cathode


A) NO3-(aq) + 4H+(aq) + 3e- →\rarr NO(g) + 2H2O(l)
B) NO3-(aq) + 2H+(aq) + e- →\rarr NO2(g) + H2O(l)
C) Fe2+(aq) →\rarr Fe3+(aq) + e-
D) Pb2+(aq) + 2e- →\rarr Pb(s)
E) Fe2+(aq) + e- →\rarr Fe3+(aq)

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