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  • Identify the ascending order of the ionic radii in the given isoelectronic species.Option: 1 <img alt="\mathrm{ O^{2-}, F^{-} , Na^{+} , Mg^{2+}}" sr

Identify the ascending order of the ionic radii in the given isoelectronic species.

Option: 1

\mathrm{ O^{2-}, F^{-} , Na^{+} , Mg^{2+}}
 


Option: 2

\mathrm{O^{2-}, F^{-}, Mg^{2+}, Na^{+}}

 

 


Option: 3

\mathrm{Mg^{2+} , Na^{+} , O^{2-} , F^{-}}


Option: 4

\mathrm{Mg^{2+} , Na^{+} , F^{-} , O^{2-}}


Answers (1)

best_answer

The given species are isoelectronic species. We know that among the isoelectronic species, the size is more for anions having more negative charge.


Hence, \mathrm{Mg^{2+} , Na^{+} , F^{-} , O^{2-}}

Hence option 4 is correct.

Posted by

HARSH KANKARIA

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