Standard Input - Acta Chemica Scandinavica

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A Study of Solvent Electron-Pair Donor Ability and Lewis Basicity. Scales. Magnus .... -4 A basicity scale obtained from the shift of the visible ... fined axial acceptor sites in the direction of the d.2 orbital. ..... promotion energy becomes larger and the charge-transfer ..... ized mercury sp hybrid orbitals is also possible, and this.