Home
Class 12
CHEMISTRY
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
Promotional Banner

Topper's Solved these Questions

  • SOLUTIONS

    MODERN PUBLICATION|Exercise EXERCISE|185 Videos

  • TEST PAPER 1

    MODERN PUBLICATION|Exercise EXERCISE|85 Videos

Similar Questions

Explore conceptually related problems

KClO_3 on heating decomposes to give KCl and O_2 What is the volume of O_2 at N.T.P liberated by 0.1 mole of KClO_3 ?

In the reaction of O_3 and H_2O_2 the later acts as:

The decomposition of KCIO_3 to KCI AND O_2 on heating is an example of :

What is reaction of HCI with MnO_2 ?

Write the cell reactions in H_2-O_2 fuel cell.

What is the role of MnO_2 In the preparation of O_2 from KClO_3 ?