What is the enthalpy change for the given reaction, if enthalpies of formation of Al 2 O…
Chemistry · Class 11 · CBSE — Thermodynamics
What is the enthalpy change for the given reaction, if enthalpies of formation of Al2O3 and Fe2O3 are –1670 kJ mol–1 and –834 kJ mol–1 respectively?
Fe2O3 + 2Al → Al2O3 + 2Fe
- – 836 kJ mol–1
- 836 kJ mol–1
- – 424 kJ mol–1
- 424 kJ mol–1
Answer
(A) – 836 kJ mol –1
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