structural isomerism

Noun

 * 1) (chemistry) A form of isomerism in which the same atoms are arranged in different orders, either having the same or different functional groups.
 * same functional group
 * n-butanol - CH$3$(CH$2$)$3$OH
 * 2-methyl-propanol - (CH$3$)$2$CHCH$2$OH
 * different functional groups
 * ethanol - CH$3$CH$2$OH
 * di-methyl-ether - CH$3$OCH$3$

Translations

 * Chinese:
 * Cantonese: 結構異構
 * Mandarin: 結構異構
 * Finnish:
 * French: isomérie structurelle
 * Spanish: isomería estructural
 * Welsh: isomeredd adeileddol