If the bond dissociation energies of XY, X 2 and Y 2 (all diatomic molecules) are in the…
Chemistry · JEE Main · NTA Exams — Chemical Thermodynamics
If the bond dissociation energies of XY, X2 and Y2 (all diatomic molecules) are in the ratio of 1 : 1 : 0.5 and ΔHf for the formation of XY is -200 kJ mol-1. The bond dissociation energy of X2 will be:
- 400 kJ mol-1
- 300 kJ mol-1
- 200 kJ mol-1
- none of these
Answer
(A) 400 kJ mol -1
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