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NARAYNA-SURFACE CHEMISTRY -EXERCISE -1 (H.W. ) COLLOIDS
- Opal (mineral with liquid inclusions) is a :
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- Some of the following are true solutions : {:("I : Air"," II : Sea ...
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- Tyndall effect is not observed in
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- Which is kinetic phenomenon ?
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- Gold number gives
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- The size of particles in suspension , true sloution and solution and ...
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- The colloidal system consisting of a liquid adsorbent and a gas adsorb...
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- The lowering of activation energy by catalyst is due to :
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- Lyophilic sols are more stable than lyophobic sols because :
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- When a colloidal sol is observed under a microscope we can see,
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- On adding few drops of dil Hcl or FeCl3 to freshly precipitated ferric...
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- which of the following will have the highest coagulating power for As(...
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- Electro - osmosis is observed when :
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- Which of the following has largest protecting power -
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- Which is not a gel ?
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- In brownian motion , the paths of the particles are :
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- smoke precipitator work on the principal of :
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