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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 · 2022 · Paper II, Chemistry · Q27 of 120

Geo-Scientist Prelims 2022 Chemistry Q27: Which one of the following is the correct IUPAC name of K₃[Fe(CN)₅NO]?

QuestionCoordination chemistry / IUPAC nomenclature

Which one of the following is the correct IUPAC name of K₃[Fe(CN)₅NO]?

  1. (a) Tripotassium pentacyanonitrosylferrate(III)
  2. (b) Potassium pentacyanonitrosyliron(II)
  3. (c) Potassium pentacyanonitrosylferrate(II)
  4. (d) Tripotassium pentacyanonitrosyliron(III)

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