Chemistry 9701 · AS & A Level · Chemical energetics

Chemical energetics — practice question

In solid sulfur, the particles are $\text{S}_8$ molecules. Which equation shows the standard enthalpy of atomisation of sulfur?

  • A$\frac{1}{8}\text{S}_8(s) \rightarrow \text{S}(g)$
  • B$\frac{1}{8}\text{S}_8(g) \rightarrow \text{S}(g)$
  • C$\text{S}_8(s) \rightarrow 8\text{S}(g)$
  • D$\text{S}_8(g) \rightarrow 8\text{S}(g)$

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