What is produced when bleaching powder reacts with dilute hydrochloric acid?

What is the shape of an interhalogen compound where the central halogen exhibits a $+3$ oxidation state?

Iodine is not oxidized to iodic acid $(HIO_3)$ by which of the following?

$K_2Cr_2O_7 +$ conc. $H_2SO_4 + NaCl \rightarrow$ red orange vapours. Here red orange vapours are of :

Which of the following is used as an antiseptic?

The correct statement$(s)$ regarding $(i) HClO$,$(ii) HClO_2$,$(iii) HClO_3$,and $(iv) HClO_4$ is(are):
$(A)$ The number of $Cl=O$ bonds in $(ii)$ and $(iii)$ together is two.
$(B)$ The number of lone pairs of electrons on $Cl$ in $(ii)$ and $(iii)$ together is three.
$(C)$ The hybridization of $Cl$ in $(iv)$ is $sp^3$.
$(D)$ Amongst $(i)$ to $(iv)$,the strongest acid is $(i)$.