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CBSE Notes 2011-2012 » XII-Chemistry-Term1

SURFACE CHEMISTRY

What is meant by the term peptization ? [Delhi 2002]

Short answer question

What is meant by the term peptization ? [Delhi 2002]

What happens when an electric field is applied to a colloidal solution ? [AI 2001, 02]

Short answer question

What happens when an electric field is applied to a colloidal solution ? [AI 2001, 02]

Mention one application of emulsion. [Foreign 2002]

Short answer question

Mention one application of emulsion. [Foreign 2002]

Colloidal solutions can be held in water and in air as media. What distinctive names are given to th...

Short answer question

Colloidal solutions can be held in water and in air as media. What distinctive names are given to these two types of sols ?

Define the enthalpy of adsorption. [Foreign 2003]

Short answer question

Define the enthalpy of adsorption. [Foreign 2003]

How does the addition of alum purify water ? [Delhi 2003C]

Short answer question

How does the addition of alum purify water ? [Delhi 2003C]

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