Haber compromise (H)

GCSE · Chemistry · AQA · C6.5 — Equilibrium and Le Chatelier’s principle (HT): predicting effects of changing concentration, temperature or pressure on the position of equilibrium

Question

(H6) The Haber process is N₂ + 3H₂ ⇌ 2NH₃ (exothermic). Explain why a moderate temperature of ~450 °C is used rather than a low T.

[Higher — 3 marks]

3 marks · take your time before peeking.

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