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25 May, 06:56

What's a trend in electron affinity?

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  1. 25 May, 09:07
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    Electron affinity is the change in energy of an atom with a neutral charge when an electron is added to form an anion. A more negative electron affinity corresponds to a greater attraction for an electron. Electron affinity become less negative down a group and from left to right in the periodic table.
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