Question

26. Determine the redox reaction represented by the following cell notation. Fe(s) I Fe2+(aq) I| Cu2+(aq) I Cu(s) A) Cu(s) + Fe2+(aq) B) Fe(s)+Cu2+(aq) Cu(s)+ Fe2+(aq) C) 2 Fe(s)+ Cu2+(aq)Cu(s) + 2 Fe2+(aq) D) 2 Cu(s) + Fe2+(aq)Fe(s)+ 2 Cu2+(aq) E) 3 Fe(s) + 2 Cu2+(aq) 2 Cu(s)+3 Fe2+(aq) Fe(s) + Cu2+(aq)

Answer 1

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Fe(s) I Fe 24 aq) Cu 2t can I cu (s) Anode saut Cathode loxidation) Bridge reduction / oxidation half: Fels fe 21 (as) + 2e- reduction half 2et Cu 2t (ag) Cu(s) Adding both half we get required cell reaction fes) & (u 2 (ar) Cu(e) + feel fee) option (B) is correct.