Upload NowThis article throws light upon the eight important properties of colloidal particles present in soil. The properties are: 1. Adsorption 2. Brownian Movement 3. Electrical Charge 4. Flocculation 5. Plasticity 6. Cohesion and Adhesion 7. Swelling and Shrinkage 8. Non-Permeability. Property # 1. Adsorption: The surface adsorption is very large when large amount of colloidal […]
Colloidal Particles in Soil: 8 Properties
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Ion-Exchange Phenomena of Soil | Soil Colloids
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After reading this article you will learn about:- 1. Definition of Ion-Exchange 2. Site for Ion Exchange 3. Kinds of Exchangeable Ions 4. Factors Affecting Ion-Exchange. Definition of Ion-Exchange: Ion-exchange is defined as a reversible process by which cations and anions are exchanged between solid and liquid phases, and between solid phases it in close […]
Silicate Clays: Concept, Structure and Sources | Soil Colloids
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After reading this article you will learn about:- 1. Concept of Silicate Clays 2. Structure of Silicate Clays 3. Classification 4. Sources of Negative Charges. Concept of Silicate Clays: (i) Size and Chemical Composition: The chemical analysis of clay indicates the presence of silica, alumina, iron and combined water. These make up from 90-98 per […]