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Friday, 9 October

JEE Main Chemistry · Electrochemistry

Faraday's Laws of Electrolysis in JEE Main

Faraday's Laws of Electrolysis (Chemistry, Electrochemistry) came 4 times in 4 of the 42 JEE Main shifts Lumi analysed, across 4 distinct ideas. 3 of them came in 2024–26; it was last asked in 2025.

Questions
4
in 4 shifts
Ideas asked
4
0 asked more than once
Numerical answer
3
75% of its questions
Pattern
Comes in cycles
last asked 2025
Questions each year
0240’170’200’211’220’232’241’250’26

In the shifts Lumi analysed for each year.

Difficulty and format
Easy 2Medium 2Hard 0

Format

  • Numerical value3 Q
  • Two statements1 Q
Ideas inside the topic
4 ideas
Where it sits

Part of Electrochemistry, which had 46 questions in all. Faraday's Laws of Electrolysis accounts for 9% of them. In Lumi's JEE taxonomy it belongs to Physical Chemistry.

Every question

All 4 Faraday's Laws of Electrolysis questions

Newest first, each with its options and official answer.

  1. 7 Apr 2025, Shift 2 · Q56Given below are two statements : 1 M aqueous solutions of each of Cu(NO3)2\mathrm{Cu(NO_3)_2}, AgNO3\mathrm{AgNO_3}, Hg2(NO3)2\mathrm{Hg_2(NO_3)_2},…MediumTwo statements
  2. 29 Jan 2024, Shift 1 · Q86The mass of zinc produced by the electrolysis of zinc sulphate solution with a steady current of 0.015 A for 15 minutes is ________…EasyNumerical value
  3. 31 Jan 2024, Shift 1 · Q85One Faraday of electricity liberates x×10−1x\times10^{-1} gram atom of copper from copper sulphate. xx is _________.EasyNumerical value
  4. 29 Jun 2022, Shift 1 · Q84A dilute solution of sulphuric acid is electrolysed using a current of 0.10 A for 2 hours to produce hydrogen and oxygen gas. The total…MediumNumerical value