Which of the following equations depict the
oxidising nature of H₂O₂?
(a) 2MnO⁻₄ + 6H⁺ + 5H₂O₂ ⟶ 2Mn²⁺ + 8H₂O + 5O₂
(b) 2Fe³⁺ + 2H⁺ + H₂O₂ ⟶ 2Fe²⁺ + 2H₂O + O₂
(c) 2I⁻ + 2H⁺ + H₂O₂ ⟶ I₂ + 2H₂O
(d) KIO₄ + H₂O₂ ⟶ KIO₃ + H₂O + O₂
Answers
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Answer:
a) 2MnO⁻₄ + 6H⁺ + 5H₂O₂ ⟶ 2Mn²⁺ + 8H₂O + 5O₂
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(c) 2I⁻ + 2H⁺ + H₂O₂ ----> I₂ + 2H₂O
Explanation:
2I⁻ + 2H⁺ + H₂O₂ ----> I₂ + 2H₂O
In the above reaction, H2O2 acts as a oxidising agent and oxidizes I- to I2.
Option C is the answer.
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