Russian Journal of Inorganic Chemistry, Tập 19,Phần 2British Library Lending Division with the cooperation of the Royal Society of Chemistry, 1974 |
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... scandium sulphates of a different composition is extremely probable . 5 Starting Materials , and Methods of Analysis and Investi- gation Scandium sulphate pentahydrate recrystallised from aqueous solution , " chemically pure " grade ...
... scandium sulphates of a different composition is extremely probable . 5 Starting Materials , and Methods of Analysis and Investi- gation Scandium sulphate pentahydrate recrystallised from aqueous solution , " chemically pure " grade ...
Trang 1105
... scandium hydroxide with sulphuric acid we used an aqueous suspension of freshly precipitated Sc ( OH ) 3 containing 2 mg Sc2O3 ml - 1 . The equilibrium in the Sc ( OH ) 3 - H2SO4 - H2O system at low SO4 : Sc ratios was established in 18 ...
... scandium hydroxide with sulphuric acid we used an aqueous suspension of freshly precipitated Sc ( OH ) 3 containing 2 mg Sc2O3 ml - 1 . The equilibrium in the Sc ( OH ) 3 - H2SO4 - H2O system at low SO4 : Sc ratios was established in 18 ...
Trang 1271
... Scandium Sulphates of the Alunite Type V.M.Shatskii , V.F.Chuvaev , B.I.Bashkov , A.M.Grevtsev , and L.N.Komissarova The thermal stability and PMR spectra of basic scandium sulphates MSC3 ( OH ) ( SO4 ) 2.H2O ( M = Na , K , NH4 , Rb ...
... Scandium Sulphates of the Alunite Type V.M.Shatskii , V.F.Chuvaev , B.I.Bashkov , A.M.Grevtsev , and L.N.Komissarova The thermal stability and PMR spectra of basic scandium sulphates MSC3 ( OH ) ( SO4 ) 2.H2O ( M = Na , K , NH4 , Rb ...
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1973 Translated absorption bands absorption spectra acid alcohol alkali metal analysis anion aqueous solution bond calculated cerium Chem chemical Chemistry chloride cm-¹ cm¯¹ cobalt complex formation composition compounds concentration coordination copper corresponding crystallisation crystals curve decomposition determined dimethylformamide dissociation EDTA electron equilibrium ethylenediamine europium experimental Figure formed H₂O heating hydrates hydrogen hydroxide increase infrared infrared absorption spectra infrared spectra Inorg interaction investigated ionic strength ions J.Inorg Khim lanthanum ligand methanol method mixed complexes mixture molar ratio mole Moscow neodymium Neorg nickel nitrate obtained optical density oxide plexes potassium proton pyridine range reaction reagent Russ salts samarium scandium shows sodium solid phase solubility solvents spectrum stability constants stretching vibrations structure studied sulphate Table temperature thermal Thio thiocyanate thiourea tion titanium Translated from Zhurnal Translated into Russian wavenumbers X-ray diffraction Zhur Zhurnal Neorganicheskoi Khimii zirconium