Many of those interested in electronegativity agree that it depends on the structure of the molecule as well as the atom. Jaffe used this idea to develop a theory of the elec tronegativity of orbitals rather than atoms. Such theories are useful in detailed calcula- tions of properties that change with subtle changes in structure, but we will not discuss this aspect further. The differences between values from the different scales are rela- 17 tively small, except for those of the transition metals. All will give the same results in litati To nrmuments the way most chemists use them