Yahoo Answers is shutting down on May 4th, 2021 (Eastern Time) and beginning April 20th, 2021 (Eastern Time) the Yahoo Answers website will be in read-only mode. There will be no changes to other Yahoo properties or services, or your Yahoo account. You can find more information about the Yahoo Answers shutdown and how to download your data on this help page.

What happens when hydrogen peroxide decomposes in the presence of manganese(iv)oxide?

1 Answer

Relevance
  • Fern
    Lv 7
    6 years ago

    In many chemical reactions a catalyst is needed in order to get the reaction going. When MnO2 is added to hydrogen peroxide, a very exothermic and rapid chemical reaction takes place. This reaction liberates water, oxygen and heat, as shown below.

    2H2O2 ====> 2H2O + O2 + heat

Still have questions? Get your answers by asking now.