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MHT CET · Chemistry · Coordination Compounds

Which from following complexes contains only anionic ligands?

  1. A Tetraamminedibromoplatinum (IV) bromide
  2. B Potassium trioxalatoaluminate (III)
  3. C Pentaaquaisothiocyanatoiron (III) ion
  4. D Pentaammineaquacobalt (III) iodide
Verified Solution

Answer & Solution

Correct Answer

(B) Potassium trioxalatoaluminate (III)

Step-by-step Solution

Detailed explanation

Potassium trioxalatoaluminate (III): \(\mathrm{K}_3\left[\mathrm{Al}\left(\mathrm{C}_2 \mathrm{O}_4\right)_3\right]\) Oxalate ion \(\left(\mathrm{C}_2 \mathrm{O}_4^{2-}\right)\) is an anionic ligand.