Why are the theoretical and Born Haber lattice enthalpies different?

The theoretical Born Haber enthalpy assumes a perfect ionic model where the attraction between the ions is purely electrostatic and the ions are purely spherical. The Born Haber lattice enthalpy is the real experimental value. 

AV

Related Chemistry A Level answers

All answers ▸

Devise a simple synthetic route to an amide from a carboxylic acid. Give a mechanism for the final step and explain why the reagents are not added 1:1 in the final step


How many peaks would you expect from a Hydrogen NMR of Ethane?


what is the shape and bond angle of NH3 and use VSEPR theory to explain the bond angle.


What are moles and how do you calculate them?