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Friday, 9 October

JEE Main Chemistry · Electrochemistry

Standard Cell Potential

Standard Cell Potential (Electrochemistry) was asked 6 times in 6 JEE Main shifts, 2017–2026, out of the 42 shifts Lumi analysed. 1 of the 6 had a numerical answer.

Times asked
6
in 6 shifts
Years
2017–2026
Usual format
Single correct
Application
Pattern
Asked most years
repeats across shifts

How it is asked

  • True statement selection on cell reaction
  • True statement selection on fuel cell

Difficulty

Easy 3Medium 3Hard 0

Where it sits

Chapter: Electrochemistry. Topic: Nernst Equation, 23 questions over 9 ideas.

Other repeat ideas in this topic

Every time it came

All 6 questions

Newest first, each with its options and official answer.

  1. 2 Apr 2026, Shift 1 · Q57An electrochemical cell is constructed using half cells in the direction of spontaneous change…MediumSingle correct
  2. 3 Apr 2025, Shift 2 · Q56The standard cell potential (Ecell⊖\mathrm{E^{\ominus}_{cell}}) of a fuel cell based on the oxidation of methanol in air that has been used to…MediumSingle correct
  3. 9 Apr 2024, Shift 1 · Q85The standard reduction potentials at 298 K for the following half cells are given below :…MediumNumerical value
  4. 30 Jan 2024, Shift 2 · Q65Reduction potential of ions are given below: ClO4−\mathrm{ClO_4^-} E∘=1.19 VE^\circ = 1.19\ V; IO4−\mathrm{IO_4^-} E∘=1.65 VE^\circ = 1.65\ V;…EasySingle correct
  5. 28 Jul 2022, Shift 1 · Q70Which of the following has least tendency to liberate H2\mathrm{H_2} from mineral acids ?EasySingle correct
  6. 2 Apr 2017 (offline) · Q36Given ECl2/Cl−∘=1.36E^\circ_{\mathrm{Cl_2/Cl^-}}=1.36 V, ECr3+/Cr∘=−0.74E^\circ_{\mathrm{Cr^{3+}/Cr}}=-0.74 V ECr2O72−/Cr3+∘=1.33E^\circ_{\mathrm{Cr_2O_7^{2-}/Cr^{3+}}}=1.33 V,…EasySingle correct