Why is bond energy defined only for gases?

4 answers

Bond is gase
Because the energy necessary to change the phases (solid to liquid, liquid to gas, solid to gas) is variable and that would make any numbers for bond energy that included phase changes variable and of no use.
Why is bond energy defined only for gases?
Please briefly explain why is bond energy defined only for gases? Thanks for your help again.
asked by Ethio on January 9, 2012