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Arrange the following isoelectronic spec...

Arrange the following isoelectronic species `(O^(2-) , F^(-) , Na^+, Mg^(2+))` in order of:
increasing ionic radius and

A

`Mg^(2+)ltNa^(+)ltF^(-)ltO^(2-)`

B

`O^(2-)ltF^(-)ltNa^(+)ltMg^(2+)`

C

`Na^(+)ltMg^(2+)ltF^(-)ltO^(2-)`

D

`Mg^(2+)ltO^(2-)ltNa^(+)ltF^(-)`

Text Solution

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The correct Answer is:
A
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