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Grade: 11
        Enthalpy change for the reaction, 4H(g) → 2H2(g) is –869.6 kJ. The dissociation

energy of H – H bond is
(1) +217.4 kJ
(2) –434.8 kJ
(3) –869.6 kJ
(4) +434.8 kJ
5 years ago

Answers : (1)

Aditi Chauhan
askIITians Faculty
396 Points
							Sol: The dissociation energy of H – H bond is 869.6/2 = 434.8 KJ
Answer : (4)

						
5 years ago
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