Some properties of division – a factor of a sum Animation Play

Spontaneous changes Animation Play

Spontaneous changes and probability Student activity Play

Squares and cubes Whiteboard exercise Play

Squares and cubes Student activity Play

Squares of numbers Whiteboard exercise 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

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 of ionic crystals Student activity Play

Structure of metallic crystals Animation Play

Structure of oxides Student activity Play

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

Sum of all positive integers from 1 to n Animation Play

Sweets destroy our teeth Animation Play

Synthesis of alcohols Animation Play

Testing for ions Whiteboard presentation Play

Testing for ions Class activity Play