NEET Chemistry Electrochemistry Online Test Set D

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Question 1

Question

A hypothetical electrochemical cell is shown below A|A+(xM)||B+(yM)|B, the emf measured is +0.20 V. The cell reaction isåÊ

Answer

A+ + B → A + B+

A+ + e  → A ; B+ + e  → B

The cell reaction cannot be predicted

A + B+  → A+ + B