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Saturday, 31 October

JEE Main 2023 · ChemistryMultiple choiceOtherMediumRecall

JEE Main 13 April 2023, Shift 1, Chemistry Q71

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

The mismatched combinations are A. Chlorophyll - Co B. Water hardness - EDTA C. Photography - [Ag(CN)2]−[\mathrm{Ag(CN)_2}]^- D. Wilkinson catalyst - [(Ph3P)3RhCl][\mathrm{(Ph_3P)_3RhCl}] E. Chelating ligand - D-Penicillamine Choose the correct answer from the options given below :
  1. (1)A, C, and E Only
  2. (2)A and C OnlyOfficial answer
  3. (3)A and E Only
  4. (4)D and E Only

Official answer

Option 2

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.