kaybird3301 kaybird3301

26-02-2019
Chemistry

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why do non-metals tend to gain electrons to form negative ions

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razorrblazerr2004 razorrblazerr2004

26-02-2019

Nonmetals tend to gain electrons in order to achieve a full outer shell, so they are said to have high electro-negativities.

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plutookooo plutookooo

27-02-2019

Nonmetals want to have 8 valence electrons (like noble gases), so they must gain electrons.
They become negative because they will then have more electrons (-) than protons (+).

Hope this helps :)

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