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Which of the following statements is inc...

Which of the following statements is incorrect ?

A

Enzymes exist in colloidal state

B

Enzymes are catalysts

C

Enzymes can catalyse any reaction

D

urease is an enzyme

Text Solution

Verified by Experts

The correct Answer is:
C
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OP TANDON-ADSORPTION AND CATALYSIS-OBJECTIVE QUESTIONS (LEVEL-A)
  1. Edges and peaks are more effective in a catalyst because :

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  2. An enzyme which brings about the conversion of starch into maltose is ...

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  3. Which of the following statements is incorrect ?

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  4. Wh ich of the following catalysts is used in Friedel -Crafts reaction ...

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  5. Platinised asbestos is used as a catalyst in the manufacture of H(2)SO...

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  6. The catalyst used in the manufacture of H(2)SO(4) by contact process i...

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  7. The formation of diethyl ether from ethanol is catalysed by :

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  8. Which of the following catalysts is sensitive to temperature changes ?

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  9. The catalyst used in the Deacon's process for the manufacture of chlor...

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  10. A catalytic poison renders the catalyst ineffective beacause :

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  11. A finely divided state of the catalyst is more efficient because in th...

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  12. Which of the following statement is not true?

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  13. The catalyst used in the manufacture of hydrogen by Bosch's process is...

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  14. The catalyst used for olefin polymerisation is

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  15. According to the adsorption theory of catalysis the speed of the react...

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  16. Which of the following statement is false ?

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  17. An example of autocatalytic reaction is

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  18. Enzyme catalysis is an example of :

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  19. Which one of the following statements is incorrect in the case of hetr...

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  20. Regarding criteria of catalysis which one of the following statements ...

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