23 JEE Main 2022 Electrochemistry previous-year questions with verified answers and step-by-step solutions.
These are the JEE Main 2022 previous-year questions from the Electrochemistry chapter of Chemistry. Each links to a full solution with a verified answer key. To see the whole chapter across all years, visit the Electrochemistry chapter hub.
The cell potential for the following cell Pt H 2 g H + aq | | Cu 2 + 0 .01 M Cu s is 0 . 576   V at 298   K .…
A solution of Fe 2 SO 4 3 is electrolyzed for ' x ' min with a current of 1 . 5   A to deposit 0 . 3482   g o…
Match List-I with List-II. List-I List-II A Cd s + 2 Ni OH 3 s → CdO s + 2 Ni OH 2 s + H 2 O l I Primary battery…
The correct order of reduction potentials of the following pairs is A. Cl 2 / Cl - B. I 2 / I - C. Ag + / Ag D. Na + /…
For the reaction taking place in the cell: Pt s H 2 g H + aq Ag + aq Ag s E cell ° = + 0 . 5332   V . The val…
The cell potential for the given cell at 298   K   Pt H 2 g , 1   bar H + aq ‖ Cu 2 + aq Cu s is 0…
The solubility product of a sparingly soluble salt A 2 X 3 is 1 . 1 × 10 - 23 . If specific conductance of the sol…
For the given reactions Sn 2 + + 2 e - → Sn Sn 4 + + 4 e - → Sn the electrode potentials are ; E Sn 2 + / S…
Cu s + Sn 2 + 0 . 001 M → Cu 2 + 0 . 01 M + Sn s The Gibbs free energy change for the above reaction at 298  …
The ∂ E ∂ T P of different types of half cells are as follows : A B C D 1 × 10 - 4 2 × 10 - 4 0 .…
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