peincess8428 peincess8428
  • 17-02-2018
  • Chemistry
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How many electrons does a halogen need to comeplete an pctet?

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marwa28
marwa28 marwa28
  • 17-02-2018
Halogen have 7 valance electrons, for a halogen to be stable it need 8 valance electrons to be stable. So It needs 1 more valance electrons.
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