Identify the incorrect statement from the options below for the above cell:
Identify the incorrect statement from the options below for the above cell:
Option 1 -
If Eext < 1.1 V, Zn dissolves at anode and Cu deposits at cathode
Option 2 -
If Eext = 1.1 V, no flow of e¯or current occurs
Option 3 -
If Eext > 1.1 V, Zn dissolves at Zn electrode and Cu deposits at Cu electrode
Option 4 -
If Eext > 1.1 V, e¯flows from Cu to Zn
Asked by Shiksha User
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1 Answer
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Correct Option - 3
Detailed Solution:Eext > 1.1 V, cell reaction is reversed
i.e. Cu → Cu²? anode
Zn²? + 2e? → Zn cathode
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