what are the different between untreated MnO2 and boiled MnO2(then let it cool back)?

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what are the different between untreated MnO2 and boiled MnO2(then let it cool back)?

If i add them into two diferrents test tubes which is having H2O2 inside, which one will affect more faster with the H2O2?untreated MnO2 or boiled MnO2(have already cool back before added it into test tubes?thanks you.

2006-07-08 17:29:08 · 1 answers · asked by San 2 in Science & Mathematics ➔ Chemistry

1 answers

Boiled MnO2. Heating activates it.

2006-07-08 19:44:52 · answer #1 · answered by ag_iitkgp 7 · 2⤊ 0⤋