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Which of the following will result in the oxidation of the halide ions?
Chlorine is added to aqueous hydrogen iodide
Iodine is added to hydrochloric acid
Bromine is added to aqueous sodium fluoride
Sodium chloride is added to aqueous hydrofluoric acid

A

Chlorine is added to aqueous hydrogen iodide

B

Sodium chloride is added to aqueous hydrofluoric acid

C

Iodine is added to hydrochloric acid

D

Bromine is added to aqueous sodium fluoride

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Solution

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In the oxidation of halide ions in halogen group, the order follows:
F>Cl>Br>I
When the top halide ions can replace another halide ion if it is present below it in the halide series.Only chlorine present above iodine can replace it from hydrogen iodide solution.

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