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Saturday, 31 October

JEE Main · Chemistry · Hydrogen

Syngas Production via Reforming

JEE Main asked Syngas Production via Reforming 4 times in 4 of the 108 shifts Lumi analysed, in 2021 and 2023. It belongs to Hydrogen and Hydrides, in Hydrogen (Chemistry). The longest wait between two years asking it was 2 years. In 2021 and 2023 it came in more than one shift of the same year.

Updated 2026-10-24

Times asked
4
in 4 shifts
Years
2 of 8
First asked
2021
last in 2023
Pattern
Occasional
across the analysed shifts

Questions on this idea a shift, by year

2017–2026. Asked in 2021 and 2023. Years differ in how many shifts Lumi analysed, so each year is scaled to one shift of 25 Chemistry questions.

00.10.20’170’200.07’210’220.14’230’240’250’26

Raw count: 2017: 0 in 1 shift · 2020: 0 in 12 shifts · 2021: 2 in 24 shifts · 2022: 0 in 24 shifts · 2023: 2 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
  • 20232 of 12
  • 20220 of 24
  • 20212 of 24
  • 20200 of 12
  • 20170 of 1

Asked in that shift More than once Not asked

How JEE Main framed it

Single correct is the usual form. Skill tested: recall.

  • Statement i/ii on preparation of gases
  • Product of water gas with cobalt catalyst

Difficulty

Easy 4Medium 0Hard 0

Every question was multiple choice.

Every question

All 4 questions

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

  1. 11 Apr 2023, Shift 1 · Q66Given below are two statements: Statement-I : Methane and steam passed over a heated Ni catalyst produces hydrogen gas. Statement-II :…EasyTwo statements
  2. 8 Apr 2023, Shift 1 · Q66The water gas on reacting with cobalt as a catalyst formsEasySingle correct
  3. 25 Feb 2021, Shift 2 · Q36Water does not produce CO on reacting with :EasySingle correct
  4. 31 Aug 2021, Shift 1 · Q37Given below are two statements : Statement I : The process of producing syn-gas is called gasification of coal. Statement II : The…EasyTwo statements

Shifts: 25 Feb 2021, Shift 2, 31 Aug 2021, Shift 1, 8 Apr 2023, Shift 1, 11 Apr 2023, Shift 1.

Same topic

Other ideas in Hydrogen and Hydrides

Hydrogen and Hydrides has 29 ideas JEE Main has asked; 21 of them came up in more than one question. The 12 most asked are below.

Topic analysisChapter analysisAll repeated ideas