alexissylviagom alexissylviagom
  • 09-05-2018
  • Biology
contestada

Fluorine has an atomic number of 9. Then n=1 energy level has two elections, and the n=2 energy level has seven electrons. Fluorine’s valence is ___.

A) +2
B) -2
C) +1
D) -1

Respuesta :

WarriorConcerto
WarriorConcerto WarriorConcerto
  • 09-05-2018
Flurione's valence is -1, so the answer is D
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