answer these questions please if anyone give me right answer he or she will mark as brainlist
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1) These are inert gases with no reactivity
It is stable and no any empty shell to accomodate electron
2)3 is atomicity of O3
3)elements which shows more than one valency ,then it is said that it expresses variable valency
4)elemts are nitrogen and hydrogen and their number is 1 and 3 respectively
5) Both have smallest particle as atom
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