$2CuI \to Cu + CuI_2$,the reaction is

Write the balanced chemical equation for the reaction of $Cl_{2}$ with hot and concentrated $NaOH$. Is this reaction a disproportionation reaction? Justify.

Which is the best description of the behaviour of bromine in the reaction given below $H_2O + Br_2 \to HOBr + HBr$?

Which one of the following does not undergo disproportionation reaction?

The main products $P$ and $Q$ of the following unbalanced disproportionation reaction are:
$Se_2Cl_2 \rightarrow P + Q$

For the given reaction $Cl_2 + OH^{-} \to ClO^{-} + Cl^{-}$,select the correct sequence of $T$ (True) and $F$ (False) for the following statements:
$(1)$ The given reaction occurs in a basic medium.
$(2)$ $Cl_2$ undergoes both oxidation and reduction.
$(3)$ The reaction is a disproportionation reaction.
$(4)$ The oxidation state of $Cl$ in $ClO^{-}$ is $+1$.