Phosphorus, which exists as P4\text{P}_4P4 molecules, reacts vigorously with chlorine gas to produce phosphorus pentachloride, PCl5\text{PCl}_5PCl5.
Write the balanced chemical equation for this reaction.
230 exam-style questions on Edexcel GCSE Chemistry 1.1 Formulae, equations and hazards, covering 1.1.1 Formulae, word and balanced equations, 1.1.2 Balanced ionic equations, and 1.1.3 Hazard symbols and risk in practical work. Each one has a worked solution and a mark scheme showing where the marks go.