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Question

Chemistry Question on Electrochemistry

In the reaction,Cu(s)+2Ag+(aq)Cu2+(aq)+2Ag(s)Cu(s)+ 2Ag^+ (aq) \rightarrow Cu^{2+}(aq) + 2Ag(s), the reduction half cell reaction is

A

Cu+2eCu2+Cu + 2e^- \rightarrow Cu^{2+}

B

Cu2eCu2+Cu - 2e^-\rightarrow Cu^{2+}

C

Ag++eAgAg^+ + e^- \rightarrow Ag

D

AgeAg+Ag^- e^-\rightarrow Ag^+

Answer

Ag++eAgAg^+ + e^- \rightarrow Ag

Explanation

Solution

Copper undergo oxidation while silver (Ag+)(Ag^+) undergo reduction