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kaadeRjack
kaadeRjack kaadeRjack
  • 23-06-2016
  • Chemistry
Answered

Which of the following elements has three valence electrons?

Asodium
Bargon
Coxygen
Dgallium

Verified Answer :

Anonymous Anonymous
  • 29-06-2016

The number of valence electrons is determined from the position of the element in the periodic table. If the element has three valence electrons,except the noble gases, then the element should be in the third row or period. This element among the choices is A. sodium.

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