kaylyngeorgee kaylyngeorgee
  • 21-10-2018
  • Chemistry
contestada

atoms of elements that are in the same group have the same number of
a-protons
b-neutrons
c-valence electrons
d-protons and neutrons

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vnv
vnv vnv
  • 21-10-2018
C - Valence electrons
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angelyna27
angelyna27 angelyna27
  • 21-10-2018
Valence electrons is the correct answer
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