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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 · 2023 · Paper II, Chemistry · Q31 of 120

Geo-Scientist Prelims 2023 Chemistry Q31: Which one of the following complexes shows optical isomerism ?

QuestionCoordination chemistry / optical isomerism

Which one of the following complexes shows optical isomerism ?

  1. (a) [ZnCl₄]²⁻
  2. (b) [Co(CN)₆]³⁻
  3. (c) [Cr(C₂O₄)₃]³⁻
  4. (d) [Cu(NH₃)₄]²⁺

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