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 contact with each other. For [...]
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 cent of the colloidal clay. [...]
After reading this article you will learn about:- 1. Meaning of Cation Exchange Capacity (CEC) 2. Milliequivalent Concept of Cation Exchange Capacity 3. Factors Affecting 4. Percentage 5. Determination 6. Changing Cation Exchange Capacity 7. Root CEC 8. Complementary Ion Effect. Meaning of Cation Exchange Capacity (CEC): Cation exchange capacity (CEC) is the amount of exchangeable cations per unit weight [...]