Question

Why ionic radius of antimony very low than arsenic?

Answer 1

Answer:

⏩⏩This is because Sb and Bi have completely filled d and f sub-shells which have least shielding effect. Thus they do not guard the valence electrons to a greater extent due to which the valence electrons feel almost whole nuclear charge.⏪⏪

Answer 2

Answer:

This is because Sb and Bi have completely filled d and f sub-shells which have least shielding effect. Thus they do not guard the valence electrons to a greater extent due to which the valence electrons feel almost whole nuclear charge.❤✔✌☺☺