24 JEE Main 2023 Electrochemistry previous-year questions with verified answers and step-by-step solutions.
These are the JEE Main 2023 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.
A metal surface of 100   cm 2 area has to be coated with nickel layer of thickness 0 . 001   mm . A current o…
For lead storage battery pick the correct statements A. During charging of battery, PbSO 4 on anode is converted into P…
Following figure shows dependence of molar conductance of two electrolytes on concentration. Λ m 0 is the limiting…
The standard electrode potential of M + / M in aqueous solution does not depend on
In an electrochemical reaction of lead, at standard temperature, if E Pb 2 + / Pb o = m  Volt   and …
The resistivity of a 0 . 8 M solution of an electrolyte is 5 × 10 - 3 Ωcm . Its molar conductivity is 10 4 &#…
The number of correct statements from the following is........... A. E cell is an intensive parameter B. A negative E o…
At 298   K , the standard reduction potential for Cu 2 + / Cu electrode is 0 . 34   V . Given : K sp Cu ( OH…
Consider the cell Pt s H 2 g , 1 atm H + aq , 1 M | Fe 3 + aq , Fe 2 + aq Pt s When the potential of the cell is 0 . 71…
At 298   K , a 1 litre solution containing 10   mmol of Cr 2 O 7 2 - and 100 mmol of Cr 3 + shows a pH of 3 .…
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