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Saturday, 31 October

JEE Main 2022 · ChemistryMultiple choiceSingle correctEasyRecall

JEE Main 26 July 2022, Shift 2, Chemistry Q75

Question 75 of 90 in this shift, Chemistry question 15 of 30, Section A.

Hydrolysis of which compound will give carbolic acid?
  1. (1)Cumene
  2. (2)Benzenediazonium chlorideOfficial answer
  3. (3)Benzal chloride
  4. (4)Ethylene glycol ketal

Official answer

Option 2

NTA final key.

Chapter
Alcohols, Phenols and Ethers
Topic
Diazonium Salts
Idea tested
High-Temperature Decomposition to Phenol

Same topic in other shifts

All Diazonium Salts questions
  1. 2 Apr 2026, Shift 2 · Q68Identify compounds A and E in the following reaction sequence.…MediumSingle correctHas a figure
  2. 4 Apr 2026, Shift 1 · Q67Product C of the following reaction sequence will be aniline →Br2/water\xrightarrow{\mathrm{Br_2/water}} A (Major Product)…MediumDiagram basedHas a figure
  3. 6 Apr 2026, Shift 1 · Q72Consider the following sequence of reactions. [C6H5−N=N−NH−C6H5\mathrm{C_6H_5-N=N-NH-C_6H_5}]…MediumNumerical valueHas a figure
  4. 6 Apr 2026, Shift 2 · Q67Consider the following organic reaction sequence. Choose the final product (X) from the following (consider the major product in all…HardSingle correctHas a figure
  5. 2 Apr 2025, Shift 2 · Q69When a concentrated solution of sulphanilic acid and 1-naphthylamine is treated with nitrous acid (273 K) and acidified with acetic acid,…MediumSingle correct
  6. 3 Apr 2025, Shift 1 · Q66Identify [A], [B] and [C], respectively in the following reaction sequence: [A] --(NaNO2_2, HCl, 273 - 278 K)--> benzenediazonium…EasyDiagram basedHas a figure

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.