On compound A’s structure, circle the carboxylic acid functional group.
State the name of the carboxylic acid containing only two carbon atoms.
Deduce the molecular formula of compound A to indicate how many carbon, hydrogen and oxygen atoms it contains.
Explain, using its structure, why compound A is called unsaturated.
Ethene is an unsaturated hydrocarbon. Draw ethene’s structure to show every atom and every bond.
Ethene can be made by cracking hydrocarbons. State the meaning of the term cracking.
Give the conditions needed for cracking.
Ethene can be polymerised. Complete these statements about the polymerisation of ethene using words from the list: addition, decomposition, neutralisation, poly(ethene), poly(ethane), reduction, Terylene. When ethene polymerises, it forms a substance called .............. . The reaction type that takes place is .............. .
Describe one pollution issue caused by non-biodegradable plastics.