i
so
mer
Plural
isomers
1
any of two or more compounds having the same molecular formula but different arrangements of atoms and, consequently, different properties
- Propanol and isopropanol are isomers, sharing the same molecular formula but differing in the arrangement of their atoms.
- The structural isomers butane and isobutane both have the molecular formula C₄H₁₀ but exhibit different structural arrangements.
- Glucose and fructose are constitutional isomers, possessing the same molecular formula (C₆H₁₂O₆) but differing in their structural arrangements.
- Pentane and isopentane are structural isomers, both having the molecular formula C₅H₁₂ but differing in their arrangement of carbon atoms.
- The amino acid isoleucine and the sugar maltose are examples of isomers with identical molecular formulas but differing chemical structures.