Question

Consider the reactions (A) $H _{2} O _{2}+2 HI \longrightarrow I _{2}+2 H _{2} O$ (B) $HOCl + H _{2} O _{2} \longrightarrow H _{3} O ^{+}+ Cl ^{-}+ O _{2}$ Which of the following statements is correct about $H _{2} O _{2}$ with reference to these reactions? Hydrogen peroxide is ____

• A. an oxidising agent in both (A) and (B)
• B. an oxidising agent in (A) and reducing agent in (B)
• C. a reducing agent in (A) and oxidising agent in (B)
• D. a reducing agent in both (A) and (B)

Answer 1

Answer: (B)

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

Answer 2

Answer (b) an oxidising agent in (A) and reducing agent in (B)