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Saturday, 31 October

JEE Main · Chemistry · Amines

Balz-Schiemann Reaction

JEE Main asked Balz-Schiemann Reaction 2 times in 2 of the 108 shifts Lumi analysed, in 2022 and 2023. It belongs to Diazonium Salts, in Amines (Chemistry). The longest wait between two years asking it was 1 year.

Updated 2026-10-24

Times asked
2
in 2 shifts
Years
2 of 8
First asked
2022
last in 2023
Pattern
Occasional
across the analysed shifts

Questions on this idea a shift, by year

2017–2026. Asked in 2022 and 2023. Years differ in how many shifts Lumi analysed, so each year is scaled to one shift of 25 Chemistry questions.

00.050.10’170’200’210.03’220.07’230’240’250’26

Raw count: 2017: 0 in 1 shift · 2020: 0 in 12 shifts · 2021: 0 in 24 shifts · 2022: 1 in 24 shifts · 2023: 1 in 12 shifts · 2024: 0 in 18 shifts · 2025: 0 in 8 shifts · 2026: 0 in 9 shifts.

Shift by shift

Each square is one analysed shift, in date order. Open a filled one for that paper.

  • 20260 of 9
  • 20250 of 8
  • 20240 of 18
  • 20231 of 12
  • 20221 of 24
  • 20210 of 24
  • 20200 of 12
  • 20170 of 1

Asked in that shift More than once Not asked

How JEE Main framed it

Diagram based is the usual form. Skill tested: application.

  • Match diazonium reactions with products
  • Reagent identification

Difficulty

Easy 0Medium 2Hard 0

Every question was multiple choice.

Every question

All 2 questions

From the official JEE Main shift papers, newest first. Open one for the full question, the options and the official answer.

  1. 8 Apr 2023, Shift 1 · Q76Match List I with List II: [benzenediazonium chloride, C6H5N2Cl\mathrm{C_6H_5N_2Cl}] is reacted with reagents in List I to form products in List…MediumMatch the listHas a figure
  2. 30 Jul 2022, Shift 2 · Q47[figure: six-membered ring with three alternating double bonds bearing N2+Cl−\mathrm{N_2^+Cl^-}, then '+ x' (lowercase x as printed) over a…MediumDiagram basedHas a figure

Shifts: 30 Jul 2022, Shift 2, 8 Apr 2023, Shift 1.

Same topic

Other ideas in Diazonium Salts

Diazonium Salts has 16 ideas JEE Main has asked; 8 of them came up in more than one question. The 12 most asked are below.

Topic analysisChapter analysisStudy this chapterAll repeated ideas