structural isomerism
isomerism between structures differing in constitution and described by different line formulae
arene substitution pattern
distinct arrangement of substituents on aromatic rings
linkage isomerism
type of structural isomerism in which a polyatomic ligand or moiety can be connected via different atoms
coordination isomerism
type of isomerism where isomers differ in the distribution of ligands between the cationic and anionic complexes