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CHHAYA PUBLICATION-SURFACE CHEMISTRY-Exercise
- What is a homogeneous catalysis? Give example.
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- What is a heterogeneous catalysis? Give example.
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- What do you mean by enzyme catalysis? Give an example.
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- You are given a sample of a true solution and a colloidal solution hav...
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- What happens when gelatin is added to a silver sol?
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- What type of sol is obtained when H(2)S gas is passed over an aqueous ...
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- An oil-soluble dye is added to an emulsion. As a result, a coloured li...
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- If electrical conductivity of an emulsion increases with the addition ...
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- When a few drops of dil. HCl is added to a freshly prepared Fe(OH)(3) ...
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- Which is a hydrophobic sol-gum, gelatin, sulphur?
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- The surface tension of a sol is equal to that of the dispersion medium...
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- Which of the following will be needed in least amount for the coagulat...
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- Which one is a cationic surface-active agent? (i) dodecyl trimethyla...
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- Mention the experiment that shows that colloidal particles are electri...
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- In what respect does a hydrosol resemble a solid aerosol ?
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- What kind of colloid is obtained in case of soap-like substance ?
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- What happens when a lyophobic colloid electrophoresis for a prolonged ...
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- What are quantum dot and nano-tube?
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- Heat of chemisorption is than heat of physisorption.
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- Extent of adsorption in case of finely divided charcoal is than a piec...
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