Periodic TableHard

Question

The correct order of radii is :

Options

A.N < Be < B

B.F^- < O^2- < N^3-

C.Na < Li < K

D.Fe³⁺ < Fe²⁺ < Fe⁴⁺

Solution

Among isoelectronic, greater is the change on anion, larger is the size .( F^- < O^2- < N^3-)

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