The monovalent thallium ion, with its relatively large ionic radius (1.50 Å for a 6-coordinate ion), has only weak electrostatic interactions with its ligands. The valence-shell electronic configuration of d10s2 with a lone pair makes the covalent interactions weak as well. Overall, the thall...
Nuclear field shift effect of chromium(III) in repeated extraction using a crown ether. Solvent Extr. Ion Exch. 26, 100–112 (2008). 26. Shibahara, Y., Nishizawa, K., Yasaka, Y. & Fujii, T. Strontium isotope effect in DMSO-water system by liquid chromatography using a cryptand polymer...