WebSites (Informations and extra practise)

Measurements in Chemistry

Purification of Substances

Solids, Liquids and Gas

Elements and Compounds

Structure of Atoms

Chemical Bonds

Relative Masses of Atoms and Molecules, The Mole 

Acids and Bases

Chemical Analysis 

Metals 

Oxidation and Reduction 

Periodic Table 

Air 

Water 

Heat Changes in Reactions

Rate of Reaction 

Fuels 

Alkanes and Alkenes

Alcohols and Organic Acids

Macromolecules 

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