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

Chlorine water on standing loses its colour and forms:

What is the main product formed when chlorine gas is passed over dry slaked lime at room temperature?

Which of the following is most stable towards heat?

Given below are two statements:
Statement $I$: The increasing order of boiling point of hydrogen halides is $HCl < HBr < HI < HF$
Statement $II$: The increasing order of melting point of hydrogen halides is $HCl < HBr < HF < HI$
In the light of the above statements, choose the correct answer from the options given below

Which among the following does not form polyhalide ion?