E^{}\Theta values of some redox couples are given below. On the basis of these values choose the correct option.
E^{}\Theta values: Br_{2}/Br^{-}=+1.90; Ag^{+}/Ag(s)=+0.80

                    Cu^{2+}/Cu(s)=+0.34; I_{2}(s)/I^{-}=+0.54


(i) Cu will reduce Br^{-}
(ii) Cu will reduce Ag
(iii) Cu will reduce I^{-}
(iv) Cu will reduce Br_{2}

Answers (1)

 The answer is the option (iv) Cu will reduce Br2

Explanation: Compared to Cu, Br2 is a better reducing agent.

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