nth roots Student activity Play

Number of roots for a negative discriminant Animation Play

Other stable fragmentation ions Animation Play

Oxidation states of halogens Animation Play

Oxidation states of the p-block elements in their commonest chemical compounds Student activity Play

Permanent dipoles Student activity Play

Permanent dipole–dipole moment Animation Play

Permanent dipole–permanent dipole forces Student activity Play

Permanent dipole–permanent dipole interaction in liquids and gases Animation Play

pH and the concentration of hydrogen ions Animation Play

Photography Animation Play

Place value Class activity Play

Place value Whiteboard presentation Play

Plasma and its functions Student activity Play

Plasma and its functions Whiteboard exercise Play

Plum-pudding model of atom Animation Play

Polarised covalent bond in hydrogen chloride Animation Play

Polyatomic ions Whiteboard exercise Play

Polyatomic ions Student activity Play

Population variance Student activity Play

Position in electrochemical series and oxidising or reducing properties Chart Play

Positive and negative aspects of sports training Student activity Play

Positive and negative aspects of sports training Whiteboard exercise Play

Positive and negative electricity Student activity Play

Positive and negative electricity Whiteboard exercise Play