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Surface Chemistry 5 Mark Creative Question Paper With Answer Key

12th Standard

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Chemistry

Time : 02:30:00 Hrs
Total Marks : 75

    5 Marks 

    15 x 5 = 75
  1. Write the characteristics of adsorption.

  2. Explain the factors affecting adsorption.

  3. Write a note on Freundlich adsorption isotherm.

  4. Write the characteristics of catalysts.

  5. Give the special characteristics of enzyme catalysed reactions.

  6. Write a note on phase transfer catalysis.

  7. Explain the following
    (i) Reactant selectivity
    (ii) Transition state selectivity
    (iii) Product selectivity 

  8. Explain the various chemical methods by which colloids can be prepared.

  9. Explain electrodialysis

  10. Explain the electrical property of colloids with a neat diagram. (or) Write a note on Helmholta electrical double layer.

  11. Name the method to deduce the charge of the sol particle. Explain it with a neat diagram.

  12. Write any five applications of colloids in day - to day life.

  13. Write any five characteristics of catalysts.

  14. Explain condensation methods of preparing colloids.

  15. Write any condensation methods of preparation of colloids.

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