MCQ
The elements which occupy the peaks of ionisation energy curve, are
  • A
    $Na,\,\,K,\,\,Rb,\,Cs$
  • B
    $Na,\,\,Mg,\,\,Cl,\,\,I$
  • C
    $Cl,\,\,Br,\,\,I,\,F$
  • $He,\,\,Ne,\,\,Ar,\,\,Kr$

Answer

Correct option: D.
$He,\,\,Ne,\,\,Ar,\,\,Kr$
d
(d) All the nobal gases occupy the peaks of $I.E.$ curve.

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