Question
The correct order of increasing ionic radii is .... .
✓
Answer
a
$N ^{-3}> O ^{-2}> F ^{-}> Na ^{+}> Mg ^{+2}($ Radii $)$
$N ^{-3}> O ^{-2}> F ^{-}> Na ^{+}> Mg ^{+2}($ Radii $)$
(Isoelectronic species)
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