Le Chatelier's principle for gas reactions Student activity Play

Least useful chemical reactions Student activity Play

Lena's method Animation Play

Lena's temperature change Whiteboard exercise Play

Light refraction Whiteboard exercise Play

Light refraction Student activity Play

Litres and cubic centimetres Student activity Play

Major sources of energy Slideshow Play

Measure of the slope Simulation Play

Measurement of mass change during the reaction Whiteboard exercise Play

Measuring conductance changes in the reaction mixture Animation Play

Measuring mass changes in the reaction mixture Animation Play

Measuring the colour changes of the reaction mixture Animation Play

Measuring the volume of gas evolved Animation Play

Mendeleev's table Animation Play

Methods for metal extraction Student activity Play

Metric units of area – reminder Student activity Play

Metric units of volume – reminder Student activity Play

Minerals and ores Student activity Play

Minerals and ores Whiteboard exercise Play

Molar interpretation of chemical equations Whiteboard exercise Play

Molar interpretation of chemical equations Whiteboard exercise Play

Molar interpretation of chemical equations (1) Student activity Play

Molar interpretation of chemical equations (2) Student activity Play

Molar mass of the gas Whiteboard exercise Play