JEE Main · 2024 · Shift-IeasyEC-028

Identify the factor from the following that does not affect electrolytic conductan of a solution.

Electrochemistry · Class 12 · JEE Main Previous Year Question

Question

Identify the factor from the following that does not affect electrolytic conductan\ce of a solution.

Options
  1. a

    The nature of the electrolyte added.

  2. b

    The nature of the electrode used.

  3. c

    Concentration of the electrolyte.

  4. d

    The nature of solvent used.

Correct Answerb

The nature of the electrode used.

Detailed Solution

Strategy: Conductan\ce in an electrolyte solution depends on the concentration and mobility of ions. Identify which factor is an external hardware component rather than a property of the electrolytic medium.

Factors affecting Electrolytic Conductan\ce:

  1. Nature of Electrolyte: Strong vs weak electrolytes provide different numbers of ions.
  2. Concentration: More ions per unit volume increase charge transport.
  3. Solvent: Viscosity and dielectric constant of the solvent affect ion speed.

Factor that does NOT affect: The nature of the electrode (e.g., using Pt vs. Gold vs. Gra\phite) does not change the conductivity of the solution itself; it only facilitates the connection to the external \circuit.

Answer: (b) The nature of the electrode used\boxed{\text{Answer: (b) The nature of the electrode used}}

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