$SC{l_4} + 4{H_2}O\xrightarrow{x}S{(OH)_4} + 4HCl$
$S{(OH)_4} \to \mathop {{H_2}S{O_3}}\limits_y + {H_2}O$
The anion of $y$ is $SO_3^{2-}$ in which $S$ is $sp^3$ hybridised with one lone pair of electrons on $S,$ giving $SO_3^{2-}$ pyramidal shape.
$XeF _2, I _3^{+}, C _3 O _2, I _3^{-}, CO _2, SO _2,BeCl_2$ અને $BCl _2^{\Theta}$