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18-09-2020
Physics

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What is the location for the valence electron(s) for an atom of Barium, Ba?
O 2 electrons in energy level 3
O 2 electrons in energy level 6
O 6 electrons in energy level 2
O 1 valence electron in energy level 6

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18-09-2020

Answer:

2 electrons in energy level 6

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