chase1posey410 chase1posey410

18-09-2021
Mathematics

contestada

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

A)

[Ar]

B)

[He]

C)

[H]

D)

[Ne]

Respuesta :

ashanidani ashanidani

18-09-2021

[He] 2s2 2p3
this would be the answer, so i’m going to infer from the choices that it is [He]

Answer Link

ichigokurosaki69 ichigokurosaki69

18-09-2021

Answer:

B) He

Step-by-step explanation:

This ion has gained 3 valence electrons, meaning it is a full octet or all 8 valence electrons in its outer most shell

The only atom there that is a noble gas or full octet is He or Helium

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