Quaternary ammonium salts Whiteboard exercise Play

Respiration in plants Whiteboard presentation Play

Role of anions in plant cells Slideshow Play

Role of cations in plant cells Slideshow Play

Role of macro-elements absorbed as anions Student activity Play

Role of macro-elements absorbed as cations Student activity Play

Salt hydrolysis Student activity Play

Salt hydrolysis Whiteboard exercise Play

Salts of strong acids and strong bases Student activity Play

Salts of strong acids and weak bases Student activity Play

Silver nitrate Slideshow Play

Soaps Student activity Play

Soil as a source of minerals Student activity Play

Solubility of salts Student activity Play

Structure and properties of amines Whiteboard presentation Play

Structure and properties of amines Class activity Play

Structure and properties of quaternary ammonium salts Animation Play

Substances essential for the growth of plants Student activity Play

Testing for ions Class activity Play

Testing for ions Whiteboard presentation Play

The chemical composition of plants Student activity Play

The chemical composition of plants Whiteboard exercise Play

The circulation of matter in the environment Student activity Play

The reaction between acids and ammonia Student activity Play

The reaction between acids and ammonia Whiteboard exercise Play