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UPSC Combined Geo-Scientist

Chemist

  • 2 objective papers
  • 120 questions each
  • 2 h per paper
  • 100 + 300 marks

Prelims Paper II covers chemistry.

UPSC Combined Geo-Scientist, Prelims · 2026 · Paper II, Chemistry · Q118 of 120

Geo-Scientist Prelims 2026 Chemistry Q118: Which one of the following statements about the indicated reaction…

QuestionStereochemistry / Winstein–Lucas neighbouring Br participation

Which one of the following statements about the indicated reaction is correct ?

UPSC Combined Geo-Scientist Prelims 2026 Paper II (Chemistry), Q118: figure printed with the question
  1. (a) The major product of the reaction is I and is achiral
  2. (b) The major product of the reaction is I and is chiral
  3. (c) The major product of the reaction is II and is chiral
  4. (d) The major product of the reaction is II and is achiral

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