Russian Journal of Inorganic Chemistry, Tập 42,Số phát hành 5-8British Library Lending Division with the cooperation of the Royal Society of Chemistry, 1997 |
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... scandium with poly- ( 2 - ethylhexyl ) phosphonitrile acid ( P2EHPNA ) from chloride solutions was studied by slope , isomolar series , IR , and NMR spectroscopy methods . In contrast to D2EHPA extraction , P2EHPNA extraction of scandium ...
... scandium with poly- ( 2 - ethylhexyl ) phosphonitrile acid ( P2EHPNA ) from chloride solutions was studied by slope , isomolar series , IR , and NMR spectroscopy methods . In contrast to D2EHPA extraction , P2EHPNA extraction of scandium ...
Trang 944
... scandium extraction with ( 1 ) P2EHPNA and ( 2 ) D2EHPA . log D 1.0 0.5 12 0 -2 -3 log [ HL ] Fig . 2. Scandium distribution ratio vs. [ HL ] at pH of ( 1 ) 1.5 and ( 2 ) 0.25 . D 30 20 10 1 0 0.4 0.8 1.2 1.6 2.0 [ HL ] [ Sc ] 2.0 1.6 ...
... scandium extraction with ( 1 ) P2EHPNA and ( 2 ) D2EHPA . log D 1.0 0.5 12 0 -2 -3 log [ HL ] Fig . 2. Scandium distribution ratio vs. [ HL ] at pH of ( 1 ) 1.5 and ( 2 ) 0.25 . D 30 20 10 1 0 0.4 0.8 1.2 1.6 2.0 [ HL ] [ Sc ] 2.0 1.6 ...
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... scandium in acid solutions . For example , the fact that P2EHPNA extraction of scandium from sulfate solutions is dominated by the solvation mecha- nism over a wide pH range is apparently related not only to the high electronegativity ...
... scandium in acid solutions . For example , the fact that P2EHPNA extraction of scandium from sulfate solutions is dominated by the solvation mecha- nism over a wide pH range is apparently related not only to the high electronegativity ...
Nội dung
Synthesis and Properties of Inorganic Compounds | 613 |
Intercalation Compounds of VanadiumV Phosphates with Glycerol | 620 |
Interaction of Tin Dichloride with Liquid Chlorine in Alloys of SnCl2 with Alkali Metal Chlorides | 631 |
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absorption Academy of Sciences acid Akad analysis angles anion annealed aqueous solutions band bond lengths calculated cations chelate Chem chemical shifts chloride cm-¹ complexes composition compounds concentration constant coordination copper(II corresponding crystal structure curves decomposition decrease determined dimer electron energy English Translation Copyright enthalpy equation equilibrium ethylenediamine experimental extraction formation fullerene H₂O hafnium Hayka/Interperiodica Publishing Russia heat hydrate hydrogen bonds hydroxides increase Inorg Inorganic Chemistry interaction ions Khim kJ/mol ligand magnetic MAHK Hayka/Interperiodica Publishing melting method mol/l Moscow Neorg nitrogen Original Russian Text oxide oxygen atoms P2EHPNA phase Phys platinum(IV plexes polyhedra properties proton ratio reaction rhodium Russia Received Russian Academy Russian Journal Russian Text Copyright salts samples scandium SnSe2 solid solutions solubility solvation solvent spectra spectrum spin-lattice relaxation stability studied synthesis Table temperature thermal thermodynamic tion titanium transition values water molecules X-ray diffraction zirconium