1.

The bond energies of \[H-H\] and \[ClCl\] are 430 kJ \[\text{mo}{{\text{l}}^{-1}}\]and 242 kJ \[\text{mo}{{\text{l}}^{-1}}\] respectively, \[\Delta {{H}_{t}}\] for HCl is 91 kJ mol-1. The bond energy of HCl will be      [MP PET 2003]

A.                 427 kJ   
B.                 766 kJ
C.                 285 kJ   
D.                 245 kJ
Answer» E.


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