A chemist analyses the products formed when the alkane C17H36\mathrm{C_{17}H_{36}}C17H36 is cracked. The only products are pentane, C5H12\mathrm{C_{5}H_{12}}C5H12, and an alkene in which each molecule contains six carbon atoms.
Write the balanced symbol equation for the cracking reaction.
131 exam-style questions on OCR GCSE Chemistry 6.2 Organic chemistry, covering 6.2.1 Crude oil and fractional distillation, 6.2.2 Cracking and dependence on hydrocarbons, 6.2.3 Functional groups and homologous series, 6.2.4 Reactions of alkanes, alkenes and alcohols, 6.2.5 Addition polymerisation and repeat units, 6.2.6 Naturally occurring polymers, 6.2.7 Chemical cells and fuel cells, and 6.2.8 Condensation polymerisation and how to make one. Each one has a worked solution and a mark scheme showing where the marks go.