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Saturday, 31 October

JEE Main 2023 · ChemistryMultiple choiceSingle correctEasyRecall

JEE Main 15 April 2023, Shift 1, Chemistry Q66

Question 66 of 90 in this shift, Chemistry question 6 of 30, Section A.

During water-gas shift reaction
  1. (1)carbon is oxidized to carbon monoxide.
  2. (2)carbon monoxide is oxidized to carbon dioxide.Official answer
  3. (3)carbon dioxide is reduced to carbon monoxide.
  4. (4)water is evaporated in presence of catalyst.

Official answer

Option 2

NTA final key.

Chapter
Hydrogen
Topic
Hydrogen and Hydrides
Idea tested
Water-Gas Shift Reaction

Same idea in other shifts

Asked 3× in all
  1. 10 Apr 2023, Shift 1 · Q65Given below are two reactions, involved in the commercial production of dihydrogen (H2\mathrm{H_2}). The two reactions are carried out at…EasySingle correct
  2. 5 Sep 2020, Shift 1 · Q35The equation that represents the water-gas shift reaction is :EasySingle correct

Question text from the official JEE Main paper published by NTA; answer from the final answer key. Chapter, topic and idea tags, difficulty and skill are Lumi’s. Lumi analyses 108 of the 174 JEE Main shifts held from 2017 to 2026.