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SHARAM PUBLICATION-SURFACE CHEMISTRY-EXERCISE
- The colloidal system of liquid dispersed in solid is called .
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- Fill in the blanks : The colloidal solution of cellulose nitrate in et...
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- Fill in the blanks : Vanishing cream is an example of …………. Type emuls...
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- Fill in the blanks : Cold cream is an example of ……….. In ……….. Type e...
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- Fill in the blanks : The heat of adsorption in physisorption lies in ...
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- Fill in the blanks : The adsorption of N2 gas on iron at 83K is ……….. ...
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- Fill in the blanks : The technique of separation of components of a mi...
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- Fill in the blanks : The type of colloidal dispersion obtained when eg...
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- Fill in the blanks : The minimum milligrams of a protective colloid to...
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- Fill in the blanks : The swelling of gel in water is called …………..
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- Fill in the blanks : The formation of micelles take place above a part...
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- Fill in the blanks : Increasing the adsorbing power of an adsorbent by...
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- Write three differences between physical and chemical adsorption.
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- What are colloids ? How do they differ from crystalloids ?
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- What are lyophilic and lyophobic colloids ? Give one example of each.
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- What is the difference between colloidal solution, gel and emulsion ?
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- What happens when colloidal solution of Fe (OH)3 is mixed with that of...
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- What do you mean by hydrosol and alcosol ?
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- Why is a colloidal sol stable?
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- What happens to gold sol if gelatine is added to it ?
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