Hydrocarbons react with oxygen to create carbon dioxide and water which releases heat.
Some metals change the colour of a flame, allowing you to determine what metal it is
Explaining how ammonia is a used in the production of fertilisers using the Haber process
How chains of molecules called monomers combine to make the polymers used in plastics
Explaining how metals above hydrogen on the electrochemical series react with acids
We have a selection of learner guides