The decomposition of H₂O₂ may be checked by adding a small quantity of phosphoric acid. It is an exa — Surface Chemistry Chemistry Question
Question
The decomposition of H₂O₂ may be checked by adding a small quantity of phosphoric acid. It is an example of
Answer: B
💡 Solution & Explanation
Phosphoric acid slows down the decomposition of H₂O₂, acting as a negative catalyst. Therefore, correct answer is B.
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