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14-10-2021
Chemistry

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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.

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14-10-2021

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

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

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

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