Electrochemistry

CBSE Class 12 · Chemistry · 28 past questions

11 of 28 · show all

1. Q1 2026

   Consider the following reaction…

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2. Q2 2026

   Calculate emf of the following cell at 298 K…

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3. Q4 2026

   Calculate emf and $\Delta G$ for the following cell at 298 K…

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4. Q5 2026

   On electrolysis of very dilute aqueous solution of NaCl using platinum electrodes…

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5. Q8 2025

   For Questions number 13 to 16, two statements are given — one labelled as Assertion (A) and the other…

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6. Q12 2025

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7. Q15 2024

   Calculate emf of the following cell…

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8. Q17 2024

   The conductivity of 0.2 M solution of KCl is $2.48 \times 10^{-2}$ S cm$^{-1}$. Calculate its molar…

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9. Q21 2023

   (a) Conductivity of $2 \times 10^{-3}$ M methanoic acid is $8 \times 10^{-5}$ S cm⁻¹. Calculate its molar…

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10. Q23 2023

    For Questions number 15 to 18, two statements are given — one labelled as Assertion (A) and the other…

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11. Q26 2023

    On diluting two electrolytes 'A' and 'B', the $\Lambda_m$ of 'A' increases 25 times while that of 'B'…

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