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Saturday, 31 October

JEE Main 2024 · ChemistryMultiple choiceOtherMediumRecall

JEE Main 30 January 2024, Shift 1, Chemistry Q68

Question 68 of 90 in this shift, Chemistry question 8 of 30, Section A.

Choose the correct statements from the following : (A) Ethane-1, 2-diamine is a chelating ligand. (B) Metallic aluminium is produced by electrolysis of aluminium oxide in presence of cryolite. (C) Cyanide ion is used as ligand for leaching of silver. (D) Phosphine act as a ligand in Wilkinson catalyst. (E) The stability constants of Ca2+\mathrm{Ca^{2+}} and Mg2+\mathrm{Mg^{2+}} are similar with EDTA complexes. Choose the correct answer from the options given below :
  1. (1)(B), (C), (E) only
  2. (2)(C), (D), (E) only
  3. (3)(A), (B), (C) onlyOfficial answer
  4. (4)(A), (D), (E) only

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