(e-lec-tron-af-fin-i-ty) 7 syllables

Definition

noun. the amount of energy released when an electron is added to a neutral atom in the gaseous state, indicating the tendency of an atom to gain an electron.

Example Sentence

The electron affinity of chlorine is higher than that of sodium, meaning chlorine more readily accepts an electron.

More Example Sentences

Understanding electron affinity is crucial for predicting how elements will react in chemical reactions.

Synonyms

electron gain enthalpy; electron attachment energy

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electron affinity
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