‹ Back to the paper
Answer the following about the coordination compound.
Write the IUPAC names of the following:
(1)[0.5]
$\text{K}_3[\text{Fe}(\text{C}_2\text{O}_4)_3]$
(2)[0.5]
$[\text{Co}(\text{NH}_3)_5\text{Cl}]\text{SO}_4$
Answer
Answer (1)
AI| IUPAC name | potassium trioxalatoferrate(III) |
Three oxalate ligands, oxidation state of iron $+3$.
Answer (2)
AI| IUPAC name | pentaamminechloridocobalt(III) sulphate |
Five ammine ligands and one chlorido ligand, oxidation state of cobalt $+3$.
From ISC 2019 Chemistry Paper 1, question 12(i).
Check your working with the Coordination complex analyser: hybridisation, shape, magnetic moment, CFSE, isomers and the IUPAC name of a complex.