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KCIO3 on heative decomposes into KCI and...

`KCIO_3` on heative decomposes into KCI and `O_2`. If some `MnO_2` is added the reaction goes much faster because :

A

`MnO_2` decomposes to give oxygen

B

`MnO_2` Provides heat by reacting

C

Better contact is provided by `MnO_2`

D

`MnO_2` acts as a catalyst

Text Solution

Verified by Experts

The correct Answer is:
D
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