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The Mechanism for the Reaction 2 H2O2(aq) \to 2 H2O( )+ O2(g)in the Presence of I-(aq)is Proposed

Question 132

Multiple Choice

The mechanism for the reaction 2 H2O2(aq) \to 2 H2O(  The mechanism for the reaction 2 H<sub>2</sub>O<sub>2</sub>(aq)  \to   2 H<sub>2</sub>O(   ) + O<sub>2</sub>(g) in the presence of I<sup>-</sup>(aq) is proposed to be: Step 1: H<sub>2</sub>O<sub>2</sub>(aq) + I<sup>-</sup>(aq)  \to   H<sub>2</sub>O(   ) + OI<sup>-</sup>(aq)  Step 2: H<sub>2</sub>O<sub>2</sub>(aq) + OI<sup>-</sup>(aq)  \to   H<sub>2</sub>O(   ) + O<sub>2</sub>(g) + I<sup>-</sup>(aq)  Which of the following species is an intermediate? A) I<sup>-</sup> B) H<sub>2</sub>O<sub>2</sub> C) H<sub>2</sub>O D) OI<sup>-</sup> E) This mechanism has no intermediates. ) + O2(g) in the presence of I-(aq) is proposed to be: Step 1: H2O2(aq) + I-(aq) \to H2O(  The mechanism for the reaction 2 H<sub>2</sub>O<sub>2</sub>(aq)  \to   2 H<sub>2</sub>O(   ) + O<sub>2</sub>(g) in the presence of I<sup>-</sup>(aq) is proposed to be: Step 1: H<sub>2</sub>O<sub>2</sub>(aq) + I<sup>-</sup>(aq)  \to   H<sub>2</sub>O(   ) + OI<sup>-</sup>(aq)  Step 2: H<sub>2</sub>O<sub>2</sub>(aq) + OI<sup>-</sup>(aq)  \to   H<sub>2</sub>O(   ) + O<sub>2</sub>(g) + I<sup>-</sup>(aq)  Which of the following species is an intermediate? A) I<sup>-</sup> B) H<sub>2</sub>O<sub>2</sub> C) H<sub>2</sub>O D) OI<sup>-</sup> E) This mechanism has no intermediates. ) + OI-(aq)
Step 2: H2O2(aq) + OI-(aq) \to H2O(  The mechanism for the reaction 2 H<sub>2</sub>O<sub>2</sub>(aq)  \to   2 H<sub>2</sub>O(   ) + O<sub>2</sub>(g) in the presence of I<sup>-</sup>(aq) is proposed to be: Step 1: H<sub>2</sub>O<sub>2</sub>(aq) + I<sup>-</sup>(aq)  \to   H<sub>2</sub>O(   ) + OI<sup>-</sup>(aq)  Step 2: H<sub>2</sub>O<sub>2</sub>(aq) + OI<sup>-</sup>(aq)  \to   H<sub>2</sub>O(   ) + O<sub>2</sub>(g) + I<sup>-</sup>(aq)  Which of the following species is an intermediate? A) I<sup>-</sup> B) H<sub>2</sub>O<sub>2</sub> C) H<sub>2</sub>O D) OI<sup>-</sup> E) This mechanism has no intermediates. ) + O2(g) + I-(aq)
Which of the following species is an intermediate?


A) I-
B) H2O2
C) H2O
D) OI-
E) This mechanism has no intermediates.

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