chacha21 chacha21

13-06-2017
Biology

contestada

Which element has a complete valence electron shells

Respuesta :

13-06-2017

All the noble gases have last or valence shell complete
Like:
Helium,neon,xenon,etc
These are present in group 18

Answer Link

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25-09-2020

Answer:

d argon

Explanation:

Answer Link

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