I H 2O 2 - O 3 - H 2O - 2O 2II H 2O 2 - Ag 2O - 2Ag - H 2O - ORole of hydrogen peroxide in the above reactions is-

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Hydrogen Peroxide

I H 2O 2 ...

Question

(I) H $_{2}$ O $_{2}$ + O $_{3}$ $\to$ H $_{2}$ O + 2O $_{2}$
(II) H $_{2}$ O $_{2}$ + Ag $_{2}$ O $\to$ 2Ag + H $_{2}$ O + O
Role of hydrogen peroxide in the above reactions is:

oxidizing agent in (I) and reducing agent in (II)

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reducing agent in (I) and oxidizing agent in (II)

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reducing agent in both (I) and (II)

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oxidizing agent in both (I) and (II)

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Question 6

Consider the reactions

(i) $H_{2} O_{2} + 2 H I \to I_{2} + 2 H_{2} O$
(ii) $H O C l + H_{2} O_{2} \to H_{3} O^{+} C l^{-} + O_{2}$

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 (i) and (ii)

(b) an oxidising agent in (i) and reducing agent in (ii)

(d) a reducing agent in both (i) and (ii)

(I) H_{2} O_{2} + O_{3} \to H_{2} O + 2 O_{2}

(I I) H_{2} O_{2} + A g_{2} O \to 2 A g + H_{2} O + O_{2}

4 F e + 3 O_{2} \to 2 {F e}_{2} O_{3}

I

I I

2 H_{2} + O_{2} \to 2 H_{2} O

{C u}_{2} I_{2} H_{2} O - - \to C u + C u I_{2}

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