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Saturday, 31 October

JEE Main 2024 · ChemistryMultiple choiceSingle correctEasyRecall

JEE Main 1 February 2024, Shift 2, Chemistry Q72

Question 72 of 90 in this shift, Chemistry question 12 of 30, Section A.

Lassaigne's test is used for detection of :
  1. (1)Nitrogen and Sulphur only
  2. (2)Phosphorous and halogens only
  3. (3)Nitrogen, Sulphur and Phosphorous only
  4. (4)Nitrogen, Sulphur, phosphorous and halogensOfficial answer

Official answer

Option 4

NTA final key.

Chapter
Organic Chemistry: Some Basic Principles and Techniques
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.