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When KClO(3) is heated, it decomposes in...

When `KClO_(3)` is heated, it decomposes into `KCl+O_(2)`, if some `MnO_(2)` is added, the reaction goes much faster because.

A

`MnO_(2)` decomposes to give oxygen

B

`MnO_(2)` providing heat by reacting

C

better contact is provided by`MnO_(2)`

D

`MnO_(2)` acts as catalyst

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The correct Answer is:
D
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OP TANDON-ADSORPTION AND CATALYSIS-OBJECTIVE QUESTIONS (LEVEL-A)
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  2. In which of the following processes, platinum is used as a catalyst

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  3. When KClO(3) is heated, it decomposes into KCl+O(2), if some MnO(2) is...

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  4. Which acts as poison for Pd-charcoal in Lindlar catalyst ?

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  5. The inhibitors :

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  6. in the Ostwald's process for the manufacture of HNO(3), the catalyst u...

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  7. Which is an example of autocatalyst ?

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  8. Which plot is the adsorption isobar for chemisorption?

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  9. In the titration between oxalic acid and acidified potassium permangan...

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  10. Adsorption is accompanied by :

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  11. Considered the following statements : 1. Zeolites are aluminosilicat...

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  12. Zeolites are used as catalyst in :

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  13. Choose the correct statements for chemical adsorption :

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  14. the fucntion of zymase is to :

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  15. Which of the following relations is /are correct? (i) x//m= constant...

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  16. The principle involved in the chromatographic operation is :

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  17. The function of enzymes in the living system is to:

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  18. Which of the following is a shape selective cataltst ?

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  19. the process whichh is catalysed by one of the product is called

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  20. the heat evolved in physisorption lies in the range (in kJ/mol) of :

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