Which formula represents a compound that can be used as a monomer in addition polymerisation?
CH4\text{CH}_4CH4
C2H6\text{C}_2\text{H}_6C2H6
C3H6\text{C}_3\text{H}_6C3H6
C3H8\text{C}_3\text{H}_8C3H8
40 exam-style questions on AQA GCSE Chemistry 7.3 Synthetic and naturally occurring polymers, covering 7.3.1 Addition polymerisation, 7.3.2 Condensation polymerisation, 7.3.3 Amino acids, and 7.3.4 DNA (deoxyribonucleic acid) and other naturally occurring polymers. Each one has a worked solution and a mark scheme showing where the marks go.