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Friday, 9 October

JEE Main 2025 · ChemistryMultiple choiceMatch the listMediumConceptual

JEE Main 7 April 2025, Shift 2, Chemistry Q63

Question 63 of 75 in this shift, Chemistry question 13 of 25, Section A.

Match List - I with List - II. List - I (Complex) | List - II (Primary valency and Secondary valency) (A) [Co(en)2Cl2]Cl\mathrm{[Co(en)_2Cl_2]Cl} | (I) 3, 6 (B) [Pt(NH3)2Cl(NO2)]\mathrm{[Pt(NH_3)_2Cl(NO_2)]} | (II) 3, 4 (C) Hg[Co(SCN)4]\mathrm{Hg[Co(SCN)_4]} | (III) 2, 6 (D) [Mg(EDTA)]2−\mathrm{[Mg(EDTA)]^{2-}} | (IV) 2, 4 Choose the correct answer from the options given below :
  1. (1)(A)-(I), (B)-(III), (C)-(II), (D)-(IV)
  2. (2)(A)-(II), (B)-(III), (C)-(IV), (D)-(I)
  3. (3)(A)-(I), (B)-(IV), (C)-(II), (D)-(III)Official answer
  4. (4)(A)-(III), (B)-(I), (C)-(II), (D)-(IV)

Official answer

Option 3

NTA final key.

Chapter
Coordination Compounds
Topic
No close match in our taxonomy
Idea tested
No close match in our taxonomy

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.