anonymous
  • anonymous
Which of these pairs of elements have the same number of valence electrons? phosphorus (P) and chlorine (Cl) berylium (Be) and calcium (Ca) chlorine (Cl) and helium (He) oxygen (O) and carbon (C) need answer fast
Chemistry
  • Stacey Warren - Expert brainly.com
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SOLVED
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katieb
  • katieb
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anonymous
  • anonymous
i think its oxygen and carbon due to carbon being part of it but not sure if oxygen is
Photon336
  • Photon336
If you look at the periodic table same number of valence electrons means that the elements are in the same group. See those columns? If two elements are in the same group, they will have the same number of valence electrons and similar chemical properties. Group one These elements have 1 valence electron. H Li K The next group have two valence e
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