An ammonia factory obtains the gases used in the Haber process from air and natural gas. A delivery of natural gas to the factory is interrupted.
Which substance can no longer be supplied as a raw material to the Haber reactor?
Hydrogen
Nitrogen
Ammonia
Air
71 exam-style questions on AQA GCSE Chemistry 10.4 The Haber process and the use of NPK fertilisers, covering 10.4.1a The Haber process, 10.4.1b Equilibrium and rate in the Haber process, and 10.4.2 Production and uses of NPK fertilisers. Each one has a worked solution and a mark scheme showing where the marks go.