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18-09-2021
Chemistry

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What's the electron configuration of an N-3 ion?
Question 3 options:

A)

[Ar]

B)

[He]

C)

[H]

D)

[Ne]

Respuesta :

Аноним Аноним

18-09-2021

N means nitrogen

Lets look at the EC

[tex]\\ \sf\bull\longmapsto 1s^22s^22p^3[/tex]

-3 means it has got 3 electrons

[tex]\\ \sf\bull\longmapsto 1s^22s^22p^6[/tex]

[tex]\\ \sf\bull\longmapsto [Ne][/tex]

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