Question

How many valence electrons are present in sodium and argon?

Answer 1

Answer:

A neutral atom of argon will have eight valence electrons.

Explanation:

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Answer 2

Answer:

atomic no of sodium is 11

configaration 2.8.1

valency 1

argon atomic no is 18

configaration 2.8.8

valency 8.(is a noble gas)