electronegativity

[/ɪˌlɛktroʊnɪˈɡætɪvɪti/]
nounfemininepl: electronegatividades
eletronegatividade
1. The tendency of an atom or group of atoms to attract electrons in a chemical bond
Fluorine has the highest electronegativity of all elements on the periodic table.
O flúor possui a maior eletronegatividade de todos os elementos da tabela periódica.
2. A measure of the attraction force exerted by an atom on shared electrons in a covalent bond
The electronegativity difference between atoms determines the polarity of a chemical bond.
A diferença de eletronegatividade entre átomos determina a polaridade de uma ligação química.
This is a technical term used primarily in chemistry and physics education in both Brazil and the United States. It is essential vocabulary for students studying general chemistry, organic chemistry, and biochemistry. The Pauling scale is the most commonly referenced scale for comparing electronegativity values across elements in both English and Portuguese-speaking countries.
Synonyms / Sinônimos
electron affinityattraction for electronselectron-withdrawing ability
Antonyms / Antônimos
electropositive charactermetallicity

Regional Variations

General Brazilian
eletronegatividade
Standard term used in chemistry education and scientific literature
Portugal
eletronegatividade
Same term used, consistent with Brazilian Portuguese
São Paulo
eletronegatividade
Technical term commonly used in universities and research institutions

Related Words

covalent bondpolar moleculeelectronatomPauling scalechemical bondingatomic property

Related Idioms & Phrases

electronegativity difference
relative electronegativity
Pauling electronegativity scale
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