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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 · 2021 · Paper II, Chemistry · Q94 of 120

Geo-Scientist Prelims 2021 Chemistry Q94: The absolute configuration of C2 and C3 in the following compound is:

QuestionStereochemistry / CIP R,S

The absolute configuration of C2 and C3 in the following compound is:

UPSC Combined Geo-Scientist Prelims 2021 Paper II (Chemistry), Q94: figure printed with the question
  1. (a) 2R, 3S
  2. (b) 2S, 3R
  3. (c) 2S, 3S
  4. (d) 2R, 3R

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