Ionicradii vary in

1.	Ionicradii vary in
Answer» inverseproportion to theeffectivenuclear charge inverse PROPORTION to THESQUARE of effectivenuclearcharge directproportionto thescreeningeffect directproportionto thesquareof screeningeffect. Solution :Ionicradiusdecreasesas the effectivenuclearcharge increases.Thusoption (a) iscorrectwhileoption(B) isincorrect. furtherionicradiusincreases as the screeningeffectincreases. In otherwordsoption (d)is correctwhileoption(d) isincorrect.

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