103Rh, 17O, and 31P NMR Study of Rh(III) Complex Formation in Acidic Sulfate-Phosphate Media
Russian Journal of Inorganic Chemistry
, E-ISSN: 1531-8613
Nikolaev Institute of Inorganic Chemistry, Russian Academy of Sciences, pr. Akademika Lavrent’eva 3, Novosibirsk, 630090 Russia
Boreskov Institute of Catalysis, Russian Academy of Sciences, pr. Akademika Lavrent’eva 5, Novosibirsk, 630090 Russia
Rhodium(III) complex formation with phosphoric acid in strong acidic solutions has been studied by 103Rh, 17O, and 31P NMR. Phosphoric acid is mainly coordinated to rhodium as a monodentate terminal HPO 4 2− ion, while the coordinated phosphate ion accounts for no more than 7%.