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Chemistry ncert part 1 chapter 3 electrochemistry pg # 67. at 298 k , the emf of the cell S.H.E. || second half cell constructed by taking S.H. E as anode and the other half cell as the cathode gives the ef of the other half cell. on pg. 66 its written taht the electrode taken on the left side of the salt bridge is already anode which means S.H.E is already an anode why have they written second half cell taken as anode for the 2 nd time on the right side of the salt bridge?

Chemistry ncert part 1 chapter 3 electrochemistry pg # 67. at 298 k , the emf of the cell S.H.E. || second half cell constructed by taking S.H. E as anode and the other half cell as the cathode gives the ef of the other half cell. on pg. 66 its written taht the electrode taken on the left side of the salt bridge is already anode which means S.H.E is already an anode why have they written second half cell taken as anode for the 2nd time on the right side of the salt bridge?
 

Grade:12

1 Answers

Sakshi
askIITians Faculty 652 Points
8 years ago
no it does not mean whether a particular electrode will always asct as anode or cathode..it also depends on the counter ion that u ll be using wrt the first one..

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