Question

Which of the following cell reactions would require the use of an inert electrode?
A) Fe(s) + 2Ag+(aq)→2Ag(s) + Fe2+(aq)
B) 3Cu(s) + 2Au3+(aq)→3Cu2+ + 2Au(s)
C) Fe(s) + 2Ag+(aq)→Fe2+(aq) + 2Ag(s)
D) Fe(s) + 2MnO2(s) + 2NH4+(aq)→Fe2+(aq) + Mn2O3(s) + 2NH3(aq) + H2O(l)
E) 3Zn2+(aq) + 2Al(s)→3Zn(s) + 2Al3+(aq)

Answer

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