AP and TS EAMCET Medical Model Paper 3

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Question : 123 of 160

Marks: +1, -0

The ions O2−, F−], Na+, Mg2+ and Al3+ are isoelectronic. Their ionic radii show

A significant increase from O2− to Al3+
A significant decrease from O2− to Al3+
An increase from O2− to F−] and then increase from Na+ to Al3+
A decrease from O2− to F−] and then increase from Na+ to Al3+

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