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Write Freundlich adsorption isotherm equ...

Write Freundlich adsorption isotherm equation at low pressure.

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`x/m =kP`
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Freundlich adsorption isotherm is

What will be the Freundlich's adsorption isotherm equation at high pressure?

Which among the following statements are crrect with respect to adsoption of gases or a solid? (i) The extent of adsorption is equal to kP^(n) according to Freundlich isotherm (ii) The extent of adsorption is equal to kP^(1//n) according to Freundlich isotherm (iii) The extent of adsorption is equal to (1+bP)//aP according to Langmuir adsorption isotherm (iv) The extent of adsorption is equal to ap//(1+bP) according to Langmuir isothem (v) Frecundlch adsorption isotherm fails at low pressure

Which of the following statements are correct with respect to adsorption of gases on a solid ? (i) The ectent of adsorption is equal to KP^(n) according to Freundlich isotherm. (ii) The extent of adsorption is equal to KP^(1//n) according to Frendlich isotherm. (iii) The extent of adsorption is equal to (1+bP)/aP according to Langmuir isotherm. (iv) The extent of adsorption is equal to aP/(1+bP) according to Langmuir isotherm. (v) Freundlich adsorption isotherm fails at low temperature.

MODERN PUBLICATION-SURFACE CHEMISTRY-REVISION EXERCISE (VERY SHORT ANSWER QUESTIONS )
  1. What causes Brownian movement in a colloidal solution?

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  2. What is an adsorption isotherm ?

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  3. Write Freundlich adsorption isotherm equation at low pressure.

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  4. Freundlich adsorption isotherm is

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  5. What will be the Freundlich's adsorption isotherm equation at high pre...

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  6. What is occlusion?

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  7. Name the type of emulsion to which milk belongs to.

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  8. Name the type of emulsion to which butter belong to.

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  9. Which of the two, adsorption or absorption, is surface phenomenon?

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  10. Given one example each of lyophobic sol and lyophilic so .

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  11. Give one example each of sol and gel.

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  12. Given one example eacg of 'oil water' and 'water oil' emulsion.

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  13. Out of BaCl(2) and KCl, which is more effective in causing coagulation...

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  14. Write one similarity between physisorption and chemisorption.

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  15. The enzymes which convert glucose into ethyl alcohol is

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  16. Define positive and negative catalysis.

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  17. The dispersed phase and dispersion medium in soap lather are respectiv...

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  18. What is differnece between an emulsion and a gel ?

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  19. Which will be adsorbed more readily on the surface of charcoal and why...

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  20. Of physisorption and chemisorption which type of adsorption has a high...

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