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Electrochemistry

Previous year questions with solutions · 2019 – 2026

5Questions
5Papers covered
2.94% ↓52.9%Weightage in 2026
’24
’25
’26
Year-wise statistics questions · papers · average per paper · weightage
YearQuestionsPapersAvg / paperWeightage
2026120.52.94% ↓52.9%
20252216.25% ↑6.2%
20242215.88%

1 question · newest paper first

1

At 300 K, the molar conductivities of the aqueous solutions of three salts at two different concentrations are given below: array|c|c|c| Salt & Concentration (M) & Molar conductivity ( S cm2 mol-1) \ NaNO3 & 0.01 & 111 \ & 0.04 & 101 \ NaCl & 0.01 & 117 \ & 0.04 & 107 \ AgNO3 & 0.01 & 125 \ & 0.04 & 116 \ array The conductivity of a saturated aqueous solution of AgCl is 1.40 10-6 S cm-1 at 300 K. If the solubility of AgCl in water at 300 K is X mol L-1, then 10(X-1) is (Assume that AgCl dissolved in water ionizes completely and that the molar conductivity of saturated AgCl solution is equal to its limiting molar conductivity.)

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JEE Advanced 2026 Paper 2