Consider the reactions

(A) H₂O₂ + 2HI → I₂ + 2H₂O

(B) HOCl + H₂O₂ → H₃O⁺+ Cl^– + O₂

Which of the following statements is correct about H₂O₂ with reference to these reactions? Hydrogen perioxide is ________.

(i) An oxidising agent in both (A) and (B)

(ii) An oxidising agent in (A) and reducing agent in (B)

(iii) A reducing agent in (A) and oxidising agent in (B)

(iv) A reducing agent in both (A) and (B)

2 Views|Posted 8 months ago

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8 months ago

This is a multiple choice answer as classified in NCERT Exemplar

Option (ii)

An oxidizing agent in (A) and reducing agent in (B)

H₂O₂ acts as an oxidising agent in A as it oxidized iodine from -1 to 0, while in B it acts as reducing agent as it reduced chlorine from +1 to -1

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