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

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

Determination of the structure of an unknown compound Animation Play

Determining the mean bond enthalpy for polyatomic molecules Animation Play

Determining the primary structure Animation Play

Dinitrogen pentoxide Simulation Play

Direct evidence for the structure of the inside of the Earth Slideshow Play

Discovering matter Student activity Play

Dot plot Student activity Play

Early atomic theories Whiteboard exercise Play

Early concepts of the structure of benzene Student activity Play

Early concepts of the structure of benzene Whiteboard exercise Play

Earthing of an insulator Animation Play

Electroscope Student activity Play

Electroscope Whiteboard exercise Play

Enthalpy changes in the solution process Class activity Play

Enthalpy changes in the solution process Whiteboard presentation Play

Enzymes are proteins Student activity Play

Epidermal tissue – structure Student activity Play

Equation describing situation on the balance Whiteboard exercise Play

Equilibrium of forces and moments of forces Slideshow Play

Examples of populations and samples Animation Play

Explaining the graph Whiteboard exercise Play

Explaining the graph Student activity Play