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Saturday, 31 October

JEE Main 2024 · ChemistryMultiple choiceSingle correctMediumApplication

JEE Main 5 April 2024, Shift 2, Chemistry Q71

Question 71 of 90 in this shift, Chemistry question 11 of 30, Section A.

The number of complexes from the following with no electrons in the t2\mathrm{t_2} orbital is ________. TiCl4\mathrm{TiCl_4}, [MnO4]−\mathrm{[MnO_4]^-}, [FeO4]2−\mathrm{[FeO_4]^{2-}}, [FeCl4]−\mathrm{[FeCl_4]^-}, [CoCl4]2−\mathrm{[CoCl_4]^{2-}}
  1. (1)44
  2. (2)33Official answer
  3. (3)22
  4. (4)11

Official answer

Option 2

NTA final key.

Chapter
Coordination Compounds
Topic
Crystal Field Theory
Idea tested
Tetrahedral Field Splitting and Delta_t Relation

Same idea in other shifts

Asked 3× in all
  1. 6 Apr 2026, Shift 1 · Q62Which of the following are true about the energy of the given d-orbitals of a tetrahedral complex? A. dxy=dxz>dx2−y2d_{xy}=d_{xz}>d_{x^2-y^2} B.…EasyOther
  2. 6 Apr 2024, Shift 2 · Q71Match List - I with List - II. List - I (Tetrahedral Complex) (A) TiCl4\mathrm{TiCl_4} (B) [FeO4]2−[\mathrm{FeO_4}]^{2-} (C)…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 108 of the 174 JEE Main shifts held from 2017 to 2026.