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UPSC Combined Geo-Scientist

Chemist

  • 3 descriptive papers
  • 200 marks each
  • 3 h per paper

Mains Paper I covers inorganic chemistry.

UPSC Combined Geo-Scientist, Mains · 2017 · Mains Paper I

Q5(a). Products of [Co(NH₃)₅Cl]²⁺ with nitrite and thiocyanate

Question

When an aqueous solution of [Co(NH₃)₅Cl]²⁺ is reacted with sodium nitrite and sodium thiocyanate separately, four new complexes could be isolated. Draw the structure of the new complexes. What is the nature of the incoming ligands?

Model answer

The free solution for 2017 answers questions 1, 2, 4, 7, 8 and 11, the ones picked in its time plan. This part is not answered on the site yet. New answers are announced on Telegram.

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Coverslinkage isomerismambidentate ligandsnitro nitritothiocyanato isothiocyanato

All parts of Question 5