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Oxygen has an atomic number of 8. The n = 1 energy level has two electrons, and the n = 2 energy level has six electrons. Oxygen's valence is _____.

+2,-2,+1,-1

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LordAnime
The correct answer is -2

Oxygen has 6 valence electrons, which is 2 electrons short of a neutral charge, thus it is -2

The correct answer is -2


Oxygen has 6 valence electrons, which is 2 electrons short of a neutral charge, thus it is -2

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