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Which of the following is correct

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All halogens react with hydrogen to give hydrogen halides but affinity for hydrogen increases from fluorine to iodine.

Thermal stability of H-X decreases down the group due to increasing in bond dissociation enthalpy of H-X

$I_{2} O_{4}, I_{2} O_{5}, I_{2} O_{7}$ are insoluble solids and decompose on heating

The ionic character of the halides decreases in the order $N a I > N a B r > N a C l > N a F$

answer is C.

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$I_{2} O_{4}, I_{2} O_{5}, I_{2} O_{7}$ are insoluble solids and decompose on heating

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