The standard enthalpies of formation of HCl(g), H(g) and Cl(g) are –92.2, 217.7 and 121.4…
Chemistry · JEE Main · NTA Exams — Chemical Thermodynamics
The standard enthalpies of formation of HCl(g), H(g) and Cl(g) are –92.2, 217.7 and 121.4 kJ mol–1 respectively. The bond dissociation energy of HCl is :
- +431.3 kJ
- 236.9 kJ
- –431.3 kJ
- 339.1 kJ
Answer
(A) +431.3 kJ
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