11

Surface Chemistry

Chapter Highlights

Physical and chemical adsorption, Adsorption isotherms, Catalyst and catalysis, Colloids, Preparation and properties, Emulsions, Micelles and various levels of multiple-choice questions.

ADSORPTION, CATALYSIS, COLLOIDS AND EMULSIONS
ADSORPTION

The phenomenon of adherence of liquid or gaseous molecules on the surface of a solid by physical or chemical processes is termed as adsorption.

  • The term adsorption was introduced by Scheele during the discovery of uptake of gases by charcoal.
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    Figure 11.1 Adsorption

  • Adsorption was discovered by Kayser and Raymonds.
  • The substance on which another substance is adsorbed ...

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