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What do you understand by activity and s...

What do you understand by activity and selectivity of a catalyst ? Give one example of each.

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MODERN PUBLICATION-SURFACE CHEMISTRY-EXERCISE
  1. Discuss the phenomenon of dialysis and electrodialysis ?

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  2. What are protective colloids ?

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  3. What do you understand by activity and selectivity of a catalyst ? Giv...

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  4. Define R.Q.What is its significance?

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  5. Discuss the term- emulsions and their types?

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  6. What do you mean by peptisation ?

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  7. What is homogeneous and heterogeneous catalysis ? Give one example of ...

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  8. Explain Brownian movement.

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  9. What aremultimolecular, macro molecular andassociatedcolloids? Give on...

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  10. What do you mean by gold number ?

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  11. In thermal power stations, coal is burnt to produce steam for generati...

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  12. In thermal power stations, coal is burnt to produce steam for generati...

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  13. Fill in the blanks- Bordeaux mixture is made up of.

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  14. Colloidal solutions are heterogeneous solutions which contain particle...

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  15. Colloidal solutions are heterogeneous solutions which contain particle...

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  16. A colloidal solution is a type of mixture which consists of particles ...

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  17. Which of the following statements is not correct regarding physical ad...

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  18. The colloidal system in which the disperse phase and dispersion medium...

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  19. Freshly Prepared precipitates can be easily dispersed by shaking it wi...

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  20. the electrical charge on a colloidal particle is indicated by :

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