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Friday, 9 October

JEE Main 2024 · ChemistryMultiple choiceMatch the listEasyRecall

JEE Main 29 January 2024, Shift 1, Chemistry Q70

Question 70 of 90 in this shift, Chemistry question 10 of 30, Section A.

Match List I with List II LIST I (Substances) A. Ziegler catalyst B. Blood Pigment C. Wilkinson catalyst D. Vitamin B12\mathrm{B_{12}} LIST II (Element Present) I. Rhodium II. Cobalt III. Iron IV. Titanium Choose the correct answer from the options given below:
  1. (1)A-IV, B-III, C-I, D-IIOfficial answer
  2. (2)A-II, B-III, C-IV, D-I
  3. (3)A-III, B-II, C-IV, D-I
  4. (4)A-II, B-IV, C-I, D-III

Official answer

Option 1

NTA final key.

Chapter
Coordination Compounds
Topic
d-Block Elements
Idea tested
Specific d-Block Industrial Catalysts

Same idea in other shifts

Asked 3× in all
  1. 6 Apr 2026, Shift 1 · Q60The correct statements among the following are. A. Basic vanadium oxide is used in the manufacture of H2SO4\mathrm{H_2SO_4}. B. The spin-only…HardOther
  2. 18 Mar 2021, Shift 1 · Q33Match List - I with List - II : List - I (Process) (a) Deacon's process (b) Contact process (c) Cracking of hydrocarbons (d) Hydrogenation…MediumMatch the list

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 42 of the 174 JEE Main shifts held from 2017 to 2026.