Question

Consider the Galvanic cell $Zn ^{-}\left| ZnSO _{4}\right| | CuSO 4+ Cu ^{\oplus}$ the reaction at cathode is

• A. $C u^{2+}+2 e^{-} \rightarrow C u$
• B. $Zn^{2+} + 2e^{-} \rightarrow Zn$
• C. $Cu^{2+} + 2e^{-} \rightarrow Cu + Zn^{2+}$
• D. $Zn^{2+} + Cu\rightarrow Zn + Cu^{2+}$

Answer 1

Answer: (A)

Correct answer is (a) $C u^{2+}+2 e^{-} \rightarrow C u$