whaddup658 whaddup658
  • 06-11-2017
  • Chemistry
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How to refer to periodic table in order to predict the number of valence electrons?

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cuanchi cuanchi
  • 06-11-2017
You can have a general rule according to the group number. Elements in group I will have 1 valence electron, elements in the group two will have two valence electrons in the group 3 they will have three valance electrons and so on and two group eight
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