The correct statement(s) regarding,
(i) `HClO`, (ii) `HClO_(2)`, (iii) `HClO_(3)` and (iv) `HClO_(4)` is (are)

Options

A. the number of Cl=O bonds in (ii) and (iii) together is two
B. the number of lone pair of electrons on Cl in (ii) and (iii) together is three
C. the hybridisation of Cl in (iv) is `sp^(3)`
D. amongst (i) to (iv), the strongest acids is (i)

Answer

B, C

Explanation

(b) Number of lone electron pairs in (II) and (III) together is three.
(C )Hybridisation of Cl in structure (IV) is `sp^(3)`.