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Class 12 NEET Chemistry Electrochemistry Questions

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Question : 12 of 74

Marks: +1, -0

Two half cell reactions are given below.
Co3++e−→Co2+,‌

∕Co3+=−1.81V
2Al3++6e−→2‌Al(s),‌E

Al∕Al3+=+1.66V
The standard EMF of a cell with feasible redox reaction will be :

−3.47V
+7.09V
+0.15V
+3.47V

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