Sodium, magnesium and aluminium oxides Animation Play

Soil as a source of minerals Student activity Play

Solubility Animation Play

Solubility of salts Student activity Play

Solution of hexaaquairon(III) ions Whiteboard exercise Play

Spontaneous changes Animation Play

Spontaneous changes and probability Student activity Play

Stability of the metal complexes with multidentate ligands Animation Play

Standard entropy change Student activity Play

Standard hydrogen half-cell Student activity Play

Standard hydrogen half-cell Animation Play

Standard reduction potentials Student activity Play

Starch as a specific indicator Animation Play

Strong and weak electrolytes Animation Play

Strong bases Animation Play

Strong bases Animation Play

Structure and properties of amines Class activity Play

Structure and properties of amines Whiteboard presentation Play

Structure and properties of quaternary ammonium salts Animation Play

Structure of ionic crystals Student activity Play

Structure of metallic crystals Animation Play

Structure of oxides Student activity Play

Substances essential for the growth of plants Student activity Play

Sulphates(VI) of Group 1 and 2 metals Student activity Play

Sweets destroy our teeth Animation Play