tinacalderon tinacalderon

15-04-2017
Chemistry

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Which of the following explains why elements in column 17 (the halogens) are very reactive?

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johnappleseed586 johnappleseed586

16-04-2017

They're very reactive because they only need one more valence electron to have a full outer shell.
In other words, they're reactive in order to obtain said valence election.

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