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Friday, 9 October

NEET UG 2023 · Chemistry · Question 52

NEET 2023 Chemistry, question 52

Question 52 of the NEET 2023 paper (code G6) is a Chemistry question from Amines. Its idea, Diazonium Replacement Reactions, was asked only this once in NEET 2017–2026. The NTA final answer key gives option 3.

Updated 2026-10-08

Q52 · Chemistry

Identify the product in the following reaction :

Benzenediazonium chloride (C6H5N2+Cl−\mathrm{C_6H_5N_2^+Cl^-}) →(i) Cu2Br2/HBr; (ii) Mg/dry ether; (iii) H2O\xrightarrow{\text{(i) Cu}_2\text{Br}_2/\text{HBr; (ii) Mg/dry ether; (iii) H}_2\text{O}} Product

The figure, described in words

Reactant drawn as benzenediazonium chloride; options are drawn structures: p-bromophenol, phenol, benzene, phenylmagnesium bromide.

  1. 1[structure: 4-bromophenol (p-BrC6H4OH)]
  2. 2[structure: phenol (C6H5OH)]
  3. 3[structure: benzene (C6H6)]Official answer
  4. 4[structure: phenylmagnesium bromide (C6H5MgBr)]

Official answer: option 3 · NTA final answer key

Same idea

The only question on Diazonium Replacement Reactions

No other NEET paper from 2017–2026 tested this exact idea.

Diazonium Replacement Reactions: every question and how it was framed

The chapter

Amines in ten years of NEET

18 questions from 2017–2026, asked in 10 of 10 papers, about 1.7 a paper. Amines and Diazonium Salts alone had 18.

Amines: questions per paper

0242’171’181’191’202’212’222’232’243’252’26