Practice question
Question
What is the IUPAC name of [Cr(H₂O)4Cl₂]NO₃?
Explanation
Ligands: aqua (H₂O), chlorido (Cl), alphabetically ordered. Cr’s oxidation state is +3 (since [Cr(H₂O)4Cl₂]+ balances NO₃−). Name: tetraaquadichloridochromium(III) nitrate.