In chlorate ion bond angle changes due to presence of lone pair on chlorine atom while hypochlorite ion is linear and perchlorate ion is tetrahedral and there is no effect of lone pair on hypochlorite ion.
(A)The hypochlorite ion is the strongest conjugate base
(B)The molecular shape of only chlorate ion is influenced by the lone pair of electrons of $Cl$
(D)The hypochlorite ion oxidizes the sulfite ion
The number of oxygen atoms present in chemical formula of fuming sulphuric acid is _______.