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How many electrons are in the highest occupied energy level atom barium?
Wiki User
∙ 12y ago
2.
the number of electrons on the outermost level is always equal to the group number. Barium is group 2 therefore it's outermost energy level contains 2 electrons
Wiki User
∙ 14y ago
Wiki User
∙ 12y agoNeutral barium atoms have two 6s electrons in their highest occupied energy level.
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3.
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