Pblock Elementsii Result Question 39

39. Give an example of oxidation of one halide by another halogen. Explain the feasibility of the reaction.

(2000,2 M)

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Solution:

Halogen above in the group oxidises halide below to it from their aqueous solution, e.g.

$\mathrm{Cl} _2+2 \mathrm{I}^-(a q) \longrightarrow 2 \mathrm{Cl}^-+\mathrm{I} _2$