sillybaka123 sillybaka123
  • 21-03-2017
  • Physics
contestada

What structure do all of these elements have in common? Boron, Carbon, Nitrogen, Oxygen, Flourine.

A) number of protons
B) numbers of electrons
C) number of energy levels
D) number of valence electrons

Respuesta :

naveen1997
naveen1997 naveen1997
  • 21-03-2017
They have all same number of energy levels i.e 2 
Answer Link

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