What do you think noble gases are placed in a separate group?
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Answered by
1
Answer:
because their electronic configuration is completely filled
Explanation:
noble gases expect helium has 8 electrons in their outermost orbit thus completely filling the shell and that's the reason why they are placed in a separate group
Answered by
6
ANSWER
Noble gases are also called inert gases because they have a complete octet and hence, they are very stable. They do not react with other elements due to their stability.
Since, they all are unreactive, have complete octet and similar behaviour, so they are placed in a separate group.
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