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MODERN PUBLICATION-SURFACE CHEMISTRY-EXERCISE
- What do you understand by activity and selectivity of a catalyst ? Giv...
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- True or False : Physical adsorption increases with rise in temperature...
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- True or False : Chemisorption is irreversible while physisorption is r...
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- True or False : Selectivity is the ability of a catalyst to direct the...
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- True or False : At low pressure, the extent of adsorption is directly ...
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- True or False : Al(NO3)3 has higher coagulating power than MgSO4 for F...
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- True or False : Gel is a system in which liquid is the dispersed phase...
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- the protective power of the lyophilic colloids es expressed in terms o...
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- True or False : Greater the flocculation value of an electrolyte, grea...
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- True or False : Adsorption is always multimolecular.
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- True or False : Colloidal sols are always heterogeneous.
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- Complete the missing links : Milk is an example of............. in ......
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- The phenomenon in which adsorption and absorption takes place simultan...
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- The nature of forces involved in physical adsorption are ................
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- The formation of micelles takes place above a particular temperature c...
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- The movement of colloidal particles under the influence of an electric...
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- The scattering of light by colloidal particles is called ........... .
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- The swelling of gel in water is called ............. .
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- ............. is the process of Separating the crystalloids from collo...
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- Colloidal solution of gold in water is called ............... .
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- In whipped cream, the dispersion medium is................ and dispers...
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