The CORRECT order of radii is …………… (A) N < Be < B
The CORRECT order of radii is ……………
(A) N < Be < B
(B) F- < O2-
(C) Na < Li < K
(D) Fe3+< Fe2+ < Fe4+
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Correct option is: (B) F- < O2-
Isoelectronic species with more negative changes have large ionic radii than less negative. Therefore, the correct order of radii is \(N^{3^\circ} > O^{2^\circ} > F^-\)
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