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JAMB Chemistry 2012 Question 35

Question 35

Hydrogen, Oxygen and Oxides

Mineral acids are usually added to commercial hydrogen peroxide to

  1. A.oxidize it
  2. B.decompose it
  3. C.minimize its decomposition
  4. D.reduce it to water and oxygen.
Show the answer and explanation

Answer: C (minimize its decomposition)

Explanation

Hydrogen peroxide decomposes faster in alkaline conditions; a little acid stabilises it.