Upload NowIn this article we will discuss about:- 1. Meaning of Colloid 2. Properties of Colloid 3. Types 4. Soil Colloids. Meaning of Colloid: Graham (1861) divided the soluble substances into two classes—crystalloid and colloids depending on their power to diffuse through vegetable and animal membranes. Crystalline substances such as sugar, salt and urea which in […]
Colloids: Meaning and Properties | Chemical Properties | Soil Science
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Soil Colloids: Types and Properties
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After reading this article you will learn about the types and properties of soil colloids. Types of Soil Colloids: The seat of chemical activity in soils resides in the soil colloidal particles. All soils excluding pure sands contain particles of colloidal size. Soil colloids possess properties very much like those of typical colloidal substance like […]
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 […]