Two half reactions with E0 values are given below
(i) Fe3+ + e– → Fe2+ ; E0 = +0.77 V
(ii) Fe2+ + 2e– → Fe ; E0 = –0.44 V
The standard potential for the cell reaction
2Fe3+ + Fe → 3Fe2+ will be :-
Asked by Atulcaald
15th May 2018,
1:14 PM
Answered by Expert
Answer:
2Fe3+ + Fe → 3Fe2+
Fe will react with Fe3+, and gets oxidised & Fe3+gets reduced
Hence,
E=E0 (Fe3+) - E0 (Fe)
= 0.77 - (-0.44)
= 1.21
Answered by Expert
15th May 2018,
6:38 PM
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