Identify the final product [D] obtained in the following sequence of reactions. CH3CHO →(i) LiAlH4, ii) H3O^+) [A] →(H2SO4) [B] →(HBr) [C] →(C6H5Br) [D]

[structure: ethylbenzene (C6H5–CH2CH3)]

[structure: biphenyl (C6H5–C6H5)]

NEET UG 2023 · Chemistry · Question 94

NEET 2023 Chemistry, question 94

Question 94 of the NEET 2023 paper (code G6) is a Chemistry question from Haloalkanes and Haloarenes. Its idea, Reactions of Haloalkanes and Haloarenes with Metals, was asked only this once in NEET 2017–2026. The NTA final answer key gives option 2.

Updated 2026-10-08

Q94 · Chemistry

\mathrm{CH_3CHO \xrightarrow{i)\ LiAlH_4,\ ii)\ H_3O^+} [A] \xrightarrow[\Delta]{H_2SO_4} [B] \xrightarrow{HBr} [C] \xrightarrow[\text{Na/dry ether}]{C_6H_5Br} [D]}

The figure, described in words

Bromobenzene reagent and options 2, 3 drawn as skeletal structures (ethylbenzene, biphenyl).

\mathrm{HC\equiv C^{\ominus}Na^+}

Official answer: option 2 · NTA final answer key

Same idea

The only question on Reactions of Haloalkanes and Haloarenes with Metals

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

Reactions of Haloalkanes and Haloarenes with Metals: every question and how it was framed

The chapter

Haloalkanes and Haloarenes in ten years of NEET

16 questions from 2017–2026, asked in 10 of 10 papers, about 1.5 a paper. Nucleophilic Substitution alone had 16.

Chapter analysis Study this chapter Practise this chapter

The only question on Reactions of Haloalkanes and Haloarenes with Metals

Haloalkanes and Haloarenes in ten years of NEET

Haloalkanes and Haloarenes: questions per paper