Reactions of complex ions Student activity Play

Reading properties of the cosine from the graph Whiteboard exercise Play

Reading properties of the sine from the graph Student activity Play

Reading properties of the sine from the graph Whiteboard exercise Play

Rectifier Student activity Play

Rectifier Whiteboard exercise Play

Reducing properties of simple sugars Animation Play

Reflecting telescope Whiteboard exercise Play

Reflecting telescope Student activity Play

Refracting telescope Student activity Play

Resonance energy for benzene Animation Play

Sea water Student activity Play

Secondary data Student activity Play

Selected physical properties of oxides Chart Play

Size of the ozone hole Simulation Play

Some properties of division Animation Play

Some properties of division Student activity Play

Some properties of division – a factor of a sum Animation Play

Some properties of igneous rocks Slideshow Play

Some properties of sedimentary rocks Animation Play

Standard enthalpies of formation for elements Chart Play

Standard enthalpy of formation Student activity Play

States of matter Student activity Play

States of matter Whiteboard exercise Play

Structure and base properties of aromatic amines Animation Play