Covalent bonding and dissociation Animation Play

Covalent bonding. Part I Class activity Play

Covalent bonding. Part I Whiteboard presentation Play

Covalent bonding. Part II Whiteboard presentation Play

Covalent bonding. Part II Class activity Play

Crystal lattice of NaCl Animation Play

Cycloalkanes Student activity Play

Dative (coordinate) bond Whiteboard exercise Play

Dative (coordinate) bond Student activity Play

Dative bond in the ammonium cation Animation Play

Determination of the molecular structure of compound A using the IR spectrum Animation Play

Determination of the molecular structure of compound A using the mass spectrum Animation Play

Determining the atomic radius Animation Play

Determining the mean bond enthalpy for polyatomic molecules Animation Play

Diatomic molecules Student activity Play

Diatomic molecules Whiteboard exercise Play

Dispersion forces in halogens Animation Play

Dissociation of bases Student activity Play

Dissolving ionic compounds in water Student activity Play

Double circulatory system in mammals Animation Play

Double cone and a plane Animation Play

Double fertilization Whiteboard exercise Play

Double helix Animation Play

'Double quadratic' equations Whiteboard exercise Play

'Double quadratic' equations Student activity Play