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MBD PUBLICATION-SURFACE CHEMISTRY-Question Bank
- Milk is an aerosol. True /False.
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- Why activated charcoal is a better absorbent than ordinary charcoal ?
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- Why cannot colloidal sol. Be filtered by ordinary filter paper ?
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- When rivers meet the ocean, they generally form delta, give resasons.
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- Why coloid cannot be filtered by ordinary filter paper ?
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- Name any two applications of adsorption.
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- Give the dispersion medium and dispersed phase of the following : (i) ...
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- Give the dispersion medium and dispersed phase of the following : (ii)...
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- Explain why colloidal solution is not precipitated in the presence of ...
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- Explain what happens when a colloidal solution of gold is brought unde...
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- Distinguish between absorption and adsorption.
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- What is gold number?
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- Name any two/four applications of adsorption (four).
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- How will you prepare an aqueous colloidal solution of sulphur or arsen...
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- Describe briefly how gold sol can be prepared.
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- What is Tyndall effect? What is it due to?
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- What are lyophobic and lyophilic solids?
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- What are lyophobic and lyophilic solids?
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- What is Tyndal effect ? Explain with diagram.
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- Write a note on cataphoresis.
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