Electron Affinity

Tags

Chem

Cegep/2

Word count

38 words

Reading time

1 minute

Energy released by adding an electron to an isolated gaseous atom
Abbr. EA

$$\mathrm{X}{\phantom{A}}_{(\mathrm{g})}+\mathrm{e}{\phantom{A}}^{-}\to \mathrm{X}{\phantom{A}}^{-}{\phantom{A}}_{(\mathrm{g})}\mathrm{\Delta }\mathrm{H}=-\mathrm{EA}$$

Horizontal trend: increasing
Vertical trend: decreasing

Contributors

Ajitani Hifumi

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