JEE Main · Chemistry · Redox Reactions
Identifying Redox Agents
JEE Main asked Identifying Redox Agents 3 times in 3 of the 108 shifts Lumi analysed, in 2020, 2023 and 2026. It belongs to Redox Reactions (Chemistry). The longest wait between two years asking it was 3 years.
Updated 2026-10-24
- Times asked
- 3
- in 3 shifts
- Years
- 3 of 8
- First asked
- 2020
- last in 2026
- Pattern
- Frequent
- across the analysed shifts
Questions on this idea a shift, by year
2017–2026. Asked in 2020, 2023 and 2026. Years differ in how many shifts Lumi analysed, so each year is scaled to one shift of 25 Chemistry questions.
Raw count: 2017: 0 in 1 shift · 2020: 1 in 12 shifts · 2021: 0 in 24 shifts · 2022: 0 in 24 shifts · 2023: 1 in 12 shifts · 2024: 0 in 18 shifts · 2025: 0 in 8 shifts · 2026: 1 in 9 shifts.
Shift by shift
Each square is one analysed shift, in date order. Open a filled one for that paper.
How JEE Main framed it
Single correct is the usual form. Skill tested: conceptual.
- Identify set of species reducing dichromate
- Classify type of reaction
Difficulty
Every question was multiple choice.
Every question
All 3 questions
From the official JEE Main shift papers, newest first. Open one for the full question, the options and the official answer.
- 2 Apr 2026, Shift 1 · Q61Which of the following sets includes all the species that will change the orange colour of in acidic medium ?MediumSingle correct
- 6 Apr 2023, Shift 1 · Q65Which of the following options are correct for the reaction…MediumOther
- 9 Jan 2020, Shift 1 · Q35The compound that cannot act both as oxidising and reducing agent is :EasySingle correct
Shifts: 9 Jan 2020, Shift 1, 6 Apr 2023, Shift 1, 2 Apr 2026, Shift 1.
Same topic
Other ideas in Redox Reactions
Redox Reactions has 16 ideas JEE Main has asked; 10 of them came up in more than one question. The 12 most asked are below.
- Oxidation Number Assignment9× · 2024
- Disproportionation Balancing7× · 2024
- Law of Chemical Equivalence in Redox6× · 2026
- Permanganate n-Factor Across Media6× · 2023
- Ion-Electron Acidic4× · 2024
- Mohr's Salt Redox Titrations3× · 2022
- Iodometric Titration Reactions2× · 2026
- Thiosulfate-Iodine Reaction Stoichiometry2× · 2024
- Oxidation State Method2× · 2020
- Balancing in Neutral/Faintly Alkaline Mediaonce · 2024
- Predicting Redox Feasibility via Extreme Statesonce · 2024
- Oxidation Number via Coordinate Bondsonce · 2023