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Why the colour of gold sol change with t...

Why the colour of gold sol change with the size of gold particles?

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AAKASH SERIES-SURFACE CHEMISTRY-EXERCISE - 5.2
  1. The change of colloidal particles is responsible for the stability of ...

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  2. A negative change solution is obtained when Ferricchloride is added t...

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  3. Why the colour of gold sol change with the size of gold particles?

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  4. Write the characteristics and importance of bio-catalysis.

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  5. Rate of fruit fermentation increase with time why?

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  6. The decolourisation of permanganate with oxalate is initially slow, bu...

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  7. How the colloids are classified on the basis of type of particles in d...

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  8. Explain the purification of colloids by dialysis and ultrafiltration.

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  9. What is ultrafiltration ?

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  10. Arrange the following substances in order of increasing ability to coa...

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  11. A catalyst lowered the energy of activation by 25 kJ mol^(-1) .How man...

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  12. Presence of catalysis does not change equilibrium constant. Why?

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  13. Why the reaction between nitric acid and copper is slow in the beginni...

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  14. During the micelle formation how the enthalpy entropy and Gibbes energ...

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  15. Gold number of gelatin is 0.01 , Calculate the weight of gelatin to be...

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  16. The surface are of activated charcoal is 10^(3)m^(3)g^(-1).If effectiv...

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  17. 20% surface sites have adsorbed N2. On heating N2 gas is evolved from ...

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  18. A molecule of nitrogen occupies 1.62 xx 10^(-19) m^(2). The volume of ...

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  19. What is electro osmosis ?

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  20. 0.1 M AlCl3 solution is more effective than 0.1M NaCl solution in coag...

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