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The ions O^(2-), F^(-), Na^(+), Mg^(2+),...

The ions `O^(2-), F^(-), Na^(+), Mg^(2+)`, and `A1^(3+)` are isolectronic. Their ionic radii show

A

A significant decrease from` O^(2–)` to `Al^(3+ )`

B

An increase from `O^(2–)` to `F^–` and then decrease from `Na^+` to `Al^(3+ )`

C

A decrease from O2– to F– and then increase from `Na^+` to `Al^(3+)`

D

A significant increase from `O^(2–)` to `Al^(3+)`

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The correct Answer is:
A
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