Enthalpy change for the reaction
`4H(g)rarr2H(g)` is `-869.6kJ`
The dissociation energy of `H--H`bond is:

Enthalpy change for the reaction 4H(g)rarr2H_2(g) is -869.6kJ The dissociation energy of H-H bond is:

Enthalpy change for the reaction, 4H_((g))rarr 2H_(2(g)) is -869.6 kJ The dissociation energy of H-H bond is :

Enthalpy change for the reaction, 4H(g) to 2H_2(g) is -869.6 kJ The dissociation energy of H - H bond is

Enthalpy change for the reaction, 4H(g) to 2H_(2)(g) is -869.5kJ . The dissociation energy of H-H bond is-

Enthalpy change for the reaction, 4H(g) overset to 2H_2(g) is -869.5 kJ. The dissociation energy of H-H bond is