Chemical Engineering Thermodynamics (MCQs)

The ammonia synthesis reaction represented by N₂ + 3H₂ ⇋ 2NH₃ ; ΔH = – 22.4 kcal, is ________

  • A. Endothermic
  • B. Exothermic
  • C. Isothermal
  • D. Adiabatic
Answer: Option B.
Explanation: 
Given ΔH=−22.4kcal so it represents an exothermic reaction as heat is released out during the process.

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