Question

arrange the following
1:he ,Ar,Ne ( increasing ionisation potential )
2:Na,li,k ( decreasing number of shells)
3:F,Cl,br(decreasing electro negativity)
4:Na,K,Li(increasing metallic character)
5:Mg,Na,Ca(decreasing atomic size)
please tell this question​

Answer 1

Answer:

first He then Ne then Ar

K>Na>K

F>Cl>Br

Li>Na>K

Mg>Ca>Na

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