Substitution reaction in a branched alkane Animation Play

Sulphur Animation Play

Sum of all positive integers from 1 to n Animation Play

Tetrachloromethane molecule Simulation Play

The abbreviated structural formulae for alkanes Animation Play

The absorption and emission of energy Animation Play

The arrangement of electrons in an atom Whiteboard exercise Play

The arrangement of electrons in an atom Student activity Play

The atomic and ionic radii Animation Play

The atomic mass and the diameter of atom Illustration Play

The atomic structure and the properties of materials Animation Play

The atomic structure and the properties of materials Student activity Play

The atomic structure and the properties of materials Animation Play

The atomic structure and the properties of materials Whiteboard exercise Play

The atomic theory today Whiteboard exercise Play

The atomic theory today Student activity Play

The balancing of half-equations Whiteboard exercise Play

The beginnings of life Student activity Play

The Bohr model of the atom Whiteboard exercise Play

The Bohr model of the atom Class activity Play

The Bohr model of the atom Whiteboard presentation Play

The Bohr model of the atom Student activity Play

The capacitance of a capacitor Student activity Play

The capacitance of a capacitor Simulation Play

The capacity of a cell Student activity Play