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JEE CHEMISTRY MCQ: d & f- BLOCK ELEMENTS

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Analyzing +4 | -1
Consider the reactions
(A)    H2O+2HI→I2+2H2O\mathrm{(A)}\,\,\,\,{H_2}O + 2HI \to {I_2} + 2{H_2}O
(B)    HOCl+H2O2→H3O++Cl−+O2\mathrm{(B)}\,\,\,\,HOCl + {H_2}{O_2} \to {H_3}{O^ + } + C{l^ - } + {O_2}
Which of the following statement is correct about H2O2{H_2}{O_2} with reference to these reactions? Hydrogen peroxide is ____
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Correct option: B
An oxidising agent in (A) and reducing agent in (B)
Option C (A reducing agent in (A) and oxidising agent in (B)) is correct because in reaction A, H2O2 oxidizes HI to I2, acting as an oxidizing agent, and in reaction B, H2O2 reduces HOCl to Cl-, acting as a reducing agent.

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