Halide anions Animation Play

Halogens as disinfectants Student activity Play

Hormones – chemical transmitters of information Animation Play

How do temperature changes affect an equilibrium? Animation Play

How flypaper traps work Animation Play

Identifying the chemical element present Whiteboard exercise Play

Importance of chemical equations in the work of a chemist Animation Play

Inertness of alkanes Student activity Play

Inhibitors – negative catalysts Animation Play

Intercept form of a straight-line equation Student activity Play

Interesting information Animation Play

Intermolecular forces affect the physical properties of matter Whiteboard exercise Play

Intermolecular forces affect the physical properties of matter Student activity Play

Investigation of the amphoteric properties of beryllium hydroxide Animation Play

Investigation of the effect of temperature on the rate of chemical reactions Animation Play

Ionic crystals Student activity Play

Ionic crystals Whiteboard exercise Play

Ionisation enthalpy and electron affinity Student activity Play

Is it easy to distinguish between a physical change and a chemical change? Student activity Play

Isomerisation of cis-but-2-ene Animation Play

John Dalton's atomic theory Animation Play

Kinetic energy of the colliding molecules Animation Play

Kites Student activity Play

Le Chatelier's principle Student activity Play

Le Chatelier's principle for gas reactions Student activity Play