![]() The percentage difference (last column) between the experimental and calculated value clearly shows that the alkali metal halides show a good agreement when the halogen is poorly polarizable (like the fluoride ion, ) and minor when it is very polarizable (like the iodide ione ). TABLE 3: Measured and calculated reticular enthalpies. Phys., 31, 1646, 1959), using an accurate model model that takes into account the mentioned contributions are reported.Īn acceptable agreement with the experimental data means that the compound is ionic an unsatisfactory agreement means that we are facing a significant degree of covalence. In Table 3 some values of calculated by D.
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