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Friday, 9 October

NEET UG 2025 · Chemistry · Question 75

NEET 2025 Chemistry, question 75

Question 75 of the NEET 2025 paper (code 45) is a Chemistry question from Hydrocarbons. Its idea, Free Radical Halogenation, was asked only this once in NEET 2017–2026. The NTA final answer key gives option 4.

Updated 2026-10-08

Q75 · Chemistry

How many products (including stereoisomers) are expected from monochlorination of the following compound?

(CH3)2CH−CH2−CH3(CH_3)_2CH-CH_2-CH_3

The figure, described in words

Stem figure: skeletal structure of (CH3)2CH-CH2-CH3 style compound (H3C, CH-CH2-CH3, H3C).

  1. 12
  2. 23
  3. 35
  4. 46Official answer

Official answer: option 4 · NTA final answer key

Same idea

The only question on Free Radical Halogenation

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

Free Radical Halogenation: every question and how it was framed

The chapter

Hydrocarbons in ten years of NEET

25 questions from 2017–2026, asked in 10 of 10 papers, about 2.4 a paper. Hydrocarbons (Alkanes) alone had 9.

Hydrocarbons: questions per paper

0363’171’182’192’204’212’222’231’245’253’26