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Saturday, 31 October

JEE Main 2021 · ChemistryMultiple choiceTwo statementsMediumConceptual

JEE Main 25 February 2021, Shift 2, Chemistry Q50

Question 50 of 90 in this shift, Chemistry question 20 of 30, Section A.

Given below are two statements : Statement I : The identification of Ni2+\mathrm{Ni^{2+}} is carried out by dimethyl glyoxime in the presence of NH4OH\mathrm{NH_4OH}. Statement II : The dimethyl glyoxime is a bidentate neutral ligand. In the light of the above statements, choose the correct answer from the options given below :
  1. (1)Both Statement I and Statement II are true.
  2. (2)Both Statement I and Statement II are false.
  3. (3)Statement I is true but Statement II is false.Official answer
  4. (4)Statement I is false but Statement II is true.

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.