Salts of weak acids and strong bases Student activity Play

Seawater Slideshow Play

Soaps Student activity Play

Sodium carbonate as a standard Animation Play

Soil as a source of minerals Student activity Play

Solubility of salts Student activity Play

Standard solutions Student activity Play

Statements about reactions of acids with carbonates Whiteboard exercise 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 carbon cycle and human activities Slideshow Play

The corrosion of metal Student activity Play

The reaction between acids and ammonia Whiteboard exercise Play

The reaction between acids and ammonia Student activity Play

The reaction between acids and carbonates or hydrogencarbonates Student activity Play

The reaction between calcium carbonate and hydrochloric acid Animation Play

The stability of alkaline-earth-metal carbonates Simulation Play

The stability of alkaline-earth-metal carbonates Student activity Play

Thermal decomposition of magnesium carbonate Animation Play

Titration of sodium carbonate with hydrochloric acid Animation Play

Types of mineral ions in the soil Animation Play