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Explain why a catalyst remain unchanged ...

Explain why a catalyst remain unchanged in mass and chemical composition at the end of the reaction?

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R G PUBLICATION-SURFACE CHEMISTRY-EXERCISE
  1. What is an adsorption isotherm? Describe Freundlich adsorption isother...

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  2. Explain the following terms giving a suitable example in each case: Ho...

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  3. Explain why a catalyst remain unchanged in mass and chemical compositi...

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  4. What is meant by shape-selective catalysis?

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  5. Write three important characteristics of enzyme catalytic reaction.

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  6. Describe lock and key theory of enzyme catalysis.

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  7. What is the role of desorption in the process of catalysis?

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  8. Define colloids.What is the range of size of colloidal particles?

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  9. Classify colloids in terms of the type of the particles of the dispers...

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  10. CMC for soap is 10^(-4) and 10^(-3) molL^(-1). What do you mean? What ...

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  11. What are associated colloids? Briefly describe the cleansing action of...

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  12. Write with chemical reaction how gold sol and ferric hydroxide sol pre...

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  13. Write short notes on peptization.

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  14. How colloids are purified by electro dialysis?

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  15. Write short notes on Tyndal effect

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  16. Write short notes on Brownian motion

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  17. Write short notes on Zeta potential.

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  18. Write a note on Hardy Schulze rule.

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  19. Write short notes on Emulsion

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  20. Comment on the statement that "colloid is not a substance but a state ...

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