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Which atoms are indicated by the following configuration?

A.[He]2s^1.
B.[Ne]3s^2 3p^5.
C.[Ar]4s^2.​

1 Answer

6 votes


\\ \sf\longmapsto [He]2s^1=Lithium


\\ \sf\longmapsto [Ne]3s^23p^5=Chlorine


\\ \sf\longmapsto [Ar]4s^2=Calcium

User Sam Alex
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