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What electronic configuration corresponds to Arsenic (As) atom?

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What electronic configuration corresponds to Arsenic (As) atom?

А.   [Ar]3d104s2 4p3

B.   [Kr] 4d105s2 5p3

C.   [Ne] 3s2 3p3

D.   [He] 2s2 23

E.   [Xe] 4f145d106s2 6p3 

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А.  [Ar]3d104s2 4p3

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