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Friday, 9 October

JEE Main 2026 · ChemistryMultiple choiceOtherHardMulti-step

JEE Main 6 April 2026, Shift 1, Chemistry Q60

Question 60 of 75 in this shift, Chemistry question 10 of 25, Section A.

The 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 magnetic moment value of the transition metal halide employed in Ziegler-Natta polymerization is 2.84 BM. C. The p-block metal compound employed in Ziegler-Natta polymerization has the metal in +3 oxidation state. D. The number of electrons present in the outer most 'd' orbital of metal halide employed in Wacker process is 8. Choose the correct answer from the options given below:
  1. (1)A and B Only
  2. (2)A, C and D Only
  3. (3)C and D OnlyOfficial answer
  4. (4)B, C and D Only

Official answer

Option 3

NTA final key.

Chapter
The d- and f-Block Elements
Topic
d-Block Elements
Idea tested
Specific d-Block Industrial Catalysts

Same idea in other shifts

Asked 3× in all
  1. 29 Jan 2024, Shift 1 · Q70Match List I with List II LIST I (Substances) A. Ziegler catalyst B. Blood Pigment C. Wilkinson catalyst D. Vitamin B12\mathrm{B_{12}} LIST…EasyMatch the list
  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.