The light and electron microscope Whiteboard exercise Play

The Lorentz force causes the path to bend Student activity Play

The maximum number of electrons on the orbital Whiteboard exercise Play

The mechanism of electrophilic substitution Animation Play

The mechanism of reduction with inorganic hydrides Animation Play

The mole Student activity Play

The negative sign in front of the brackets Whiteboard exercise Play

The octet rule Animation Play

The octet rule Animation Play

The origin of spectral lines Animation Play

The pairs of expressions of a binomial sum Whiteboard exercise Play

The passage of electrons through the electron transport chain Animation Play

The passage of electrons through the electron transport chain Student activity Play

The period number and the number of electron shells Animation Play

The periodic table Student activity Play

The phenomenon of polarisability Animation Play

The physical properties of the s-block metals Whiteboard exercise Play

The physical properties of the s-block metals (1) Student activity Play

The physical properties of the s-block metals (2) Student activity Play

The planetary model of the atom Animation Play

The Plum Pudding Model Whiteboard exercise Play

The Plum Pudding Model Student activity Play

The principal and azimuthal quantum numbers Animation Play

The principle of conservation of charge Whiteboard exercise Play

The principle of conservation of charge Student activity Play