MEDIUMMCQ SINGLENEET ChemistryPhysical ChemistryThermodynamics and ThermochemistryThermochemical Equations
Enthalpy change for the reaction, 4H(g) → 2H₂(g) is – 869.5 kJ. The dissociation energy of H–H bond is
A.+217.4 kJ
B.–434.8 kJ
C.–869.6 kJ
D.+434.8 kJ✓ Correct
Explanation
The dissociation energy of H–H bond is 869.5 434.75kJ 434.8kJ 2
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