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Saturday, 31 October

JEE Main 2022 · ChemistryNumerical answerNumerical valueHardMulti-step

JEE Main 26 June 2022, Shift 1, Chemistry Q89

Question 89 of 90 in this shift, Chemistry question 29 of 30, Section B.

Compound 'P' on nitration with dil. HNO3\mathrm{HNO_3} yields two isomers (A) and (B). These isomers can be separated by steam distillation. Isomers (A) and (B) show the intramolecular and intermolecular hydrogen bonding respectively. Compound (P) on reaction with conc. HNO3\mathrm{HNO_3} yields a yellow compound 'C', a strong acid. The number of oxygen atoms is present in compound 'C' __________.

Official answer

7

NTA final key.

Chapter
Alcohols, Phenols and Ethers
Topic
Alcohols and Phenols
Idea tested
Phenol Nitration Reagent Effects

Same idea in other shifts

Asked 4× in all
  1. 5 Apr 2024, Shift 1 · Q89Consider the given chemical reaction sequence : phenol →Conc. H2SO4\xrightarrow{\text{Conc. } \mathrm{H_2SO_4}} Product A…MediumNumerical valueHas a figure
  2. 6 Apr 2024, Shift 1 · Q77Given below are two statements : Statement I : Picric acid is 2,4,6 - trinitrotoluene. Statement II : Phenol - 2,4 - disulphonic acid is…EasyTwo statements
  3. 25 Jun 2022, Shift 1 · Q71Phenol on reaction with dilute nitric acid, gives two products. Which method will be most efficient for large scale separation ?MediumSingle correct

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.