1.

The set representing the correct order of ionicradius is

Answer»

`LI^(+)gtBe^(2+)gtNa^(+)GTMG^(2+)`
`Na^(+)GTLI^(+)gtMg^(2+)gtBe^(2+)`
`Li^(+)gtNa^(+)gtMg^(2+)gtBe^(2+)`
`MG^(2+)gtBe^(2+)gtLi^(+)gtNa^(+)`

Answer :B


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