Question

In the electrolysis of aqueous solution of copper sulphate using copper strips as anode and cathode, the anode reaction is

• A. $Cu^{2+}+2e^{-}\to Cu$
• B. $Cu \to Cu^{2+}+2e^{-}$
• C. $2HO^{-}\to H_{2}+\frac{1}{2}O_{2}+2e^{-}$
• D. $SO^{2-}_{4}\to SO_{4}+2e^{-}$
• E. $2HSO^{-}_{4} \to H_{2}S_{2}O_{8}+2e^{-}$

Answer 1

Answer: (B)

Correct answer is (b) $Cu \to Cu^{2+}+2e^{-}$