Fluorine reacts with water to produce

Which of the following statements is not correct?

Which of the following acids is the most acidic?

Which one of the following orders is correct for the bond dissociation energies of halogen molecules?

Phosphorus reacts with $SO_2Cl_2$ to form $PCl_5$ and $X$. At $723 \ K$,$HCl$ gas reacts with $O_2$ in the presence of $CuCl_2$ to form water and $Y$. $Y$ reacts with $X$ in water to form two acids $A$ and $B$. What are $A$ and $B$ respectively?

The least number of oxyacids are formed by