kikiladyj3953 kikiladyj3953
  • 01-09-2017
  • Chemistry
contestada

Chlorine has the electron configuration 1s22s22p63s23p5. how many valence electrons does it have?

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Palmetto18
Palmetto18 Palmetto18
  • 09-09-2017
7 because the third energy level​ isn't filled so 3s2 and 3p5 are valence.
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