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Q. Among the following inert gas elements, the element that shows highest chemical reactivity is:

The p-Block Elements - Part2

Solution:

$Xe$ because of its. low ionisaton energy forms many compounds however, no true compounds of $He$, $Ne$ and $Ar$ are known. $Xe$ forms most of the compounds with $F$ and $O ,$ like $XeF _{2}, XeF _{4}, XeF _{6},$ and $XeO _{3}$ etc.