Consider the following orders:
(i) `HF gt HCl gt HBr gt HI`: Lewis basic character.
(ii) `CH_(4) lt C Cl_(4) lt CF_(4)`: Electornegativityy of central 'C'-atom.
(iii) `Mg^(2+) lt K^(+) lt S^(2-) lt Se^(2-)`: ionic radius
then calculate vlaue of `|x-y|^(2)`, where x and y are correct and incorrect order respectively.

Answer

16

Explanation

(i) (T)
(ii) (T)
(iii) (T)