When chlorine reacts with hot and conc. $NaOH$,the products formed are

Chlorine reacts with hot and concentrated $NaOH$ and produces compounds $(X)$ and $(Y)$. Compound $(X)$ gives a white precipitate with silver nitrate solution. The average bond order between $Cl$ and $O$ atoms in $(Y)$ is

Which of the following pairs shows the highest bond dissociation enthalpy among halogens and the lowest bond dissociation enthalpy among hydrogen halides?

The element which liberates oxygen gas from water is

Which of the following elements is the most basic?

Among the following,which one is a wrong statement?