Cycloalkanes Student activity Play

Decay reaction Whiteboard exercise Play

Decomposition of calcium carbonate Animation Play

Decomposition of calcium carbonate Animation Play

Decomposition of calcium carbonate – a kinetic study Student activity Play

Densities of straight-chain alkanes Illustration Play

Density Class activity Play

Density Whiteboard presentation Play

Density of carbon dioxide Animation Play

Density of gases Whiteboard exercise Play

Density of gases Student activity Play

Depletion of the Earth's ozone layer Student activity Play

Depletion of the ozone layer Slideshow Play

Detecting carbon dioxide Animation Play

Detection of carbon dioxide Animation Play

Detection of carbon dioxide in air Slideshow Play

Detection of some gases Student activity Play

Detection of the carbonate ion Whiteboard exercise Play

Detection of the carbonate ion Student activity Play

Determination of formulae of compounds Whiteboard exercise Play

Determination of molecular structure Student activity Play

Determination of reaction rate by mass, conductometric and colorimetric measurements Student activity Play

Determining standard enthalpies of reaction Whiteboard exercise Play

Determining the concentration of a solution using redox titration (1) Student activity Play

Determining the content of oxalic acid in rhubarb Animation Play