What are noble gases? why are they placed in a separate group in the modern periodic table?
Answers
Answered by
2
Answer:
those that r placed at last of the perioic table are noble gas .
Explanation:
they have noble gas configuration
I think they have 0 valency
not sure
Answered by
0
Answer:
noble vases are zéro group éléments that are argon, helim,neon
Explanation:
thier octect is completed and belongs to 18 group
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