Question

write the number of shells and valence electrons in an atom of argon ​

Answer 1

Answer:

Explanation: Argon is a noble gas with an electron configuration of [Ne]3s23p6 . So, it has 3 electron shells, and that will be its valence shell. In the third shell, it holds a total of 2+6=8 electrons, so it has 8 valence electrons

Explanation:

Answer 2

Answer:

It has three shells , and that will be its valence shells . In the third shell , it has a total electrons 2+6 =8 electrons. so its has 8 valence of electrons.

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