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substituent

Saltos de línea: sub¦stitu|ent
Pronunciación: /səbˈstɪtjʊənt
 
/

Definición de substituent en inglés:

sustantivo

Chemistry
An atom or group of atoms taking the place of another atom or group or occupying a specified position in a molecule: displacement of alkyl substituents [as modifier]: the presence of substituent hydrogen atoms
Más ejemplos en oraciones
  • In an interstitial solid solution, substituent atoms or ions are added to void spaces (interstitial sites) between normal atomic sites.
  • Under rigorous conditions benzene will undergo substitution for one of its hydrogen substituents, by a process called electrophilic aromatic substitution.
  • Any groups attached to the main chain are called substituents, they are there in place of hydrogen atoms.

Origen

late 19th century: from Latin substituent- 'standing in place of', from the verb substituere (see substitute).

Definición de substituent en:

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Palabra del día tenebrous
Pronunciación: ˈtɛnɪbrəs
adjective
dark; shadowy or obscure