an atom has complete shell of K , L , M shell. is it a metal or non metal nobel gas justify your answer
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Answered by
36
Nobel gas because it has 8 valence electrons and belong to the 18 group of table .it has completed its octet and are not reactive.
pjstyles:
neon that has its outermost shell filled and octetvis completed.
Answered by
6
It is a noble gas...(Argon).It has complete configuration of K,L,M shell.
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