Russian Journal of Inorganic Chemistry, Tập 19,Phần 1British Library Lending Division with the cooperation of the Royal Society of Chemistry, 1974 |
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Trang 17
... scandium hydroxide from solutions containing fluoride ions is preceded by a stage involving the formation of sparingly soluble basic scandium fluorides . Basic scandium fluorides with the compositions Sc ( OH ) F2.0.5H2O and Sc ( OH ) ...
... scandium hydroxide from solutions containing fluoride ions is preceded by a stage involving the formation of sparingly soluble basic scandium fluorides . Basic scandium fluorides with the compositions Sc ( OH ) F2.0.5H2O and Sc ( OH ) ...
Trang 90
... scandium , % 123 6 : 1 23.0 12 : 1 31.0 36 : 1 98.0 Translated from Zhurnal Neorganicheskoi Khimii , 19 , 168-173 ( 1974 ) U.D.C. 546.631 : 542.61 + 549.61 The Mechanism and Conditions of the Re - extraction of Scandium from Di - 2 ...
... scandium , % 123 6 : 1 23.0 12 : 1 31.0 36 : 1 98.0 Translated from Zhurnal Neorganicheskoi Khimii , 19 , 168-173 ( 1974 ) U.D.C. 546.631 : 542.61 + 549.61 The Mechanism and Conditions of the Re - extraction of Scandium from Di - 2 ...
Trang 91
... scandium from D2EHPA leads to a succes- sive formation of scandium fluoride , sodium tetrafluoro- scandate , and sodium hexafluoroscandate . Comparison of the compositions of the precipitates obtained by the precipitation of scandium ...
... scandium from D2EHPA leads to a succes- sive formation of scandium fluoride , sodium tetrafluoro- scandate , and sodium hexafluoroscandate . Comparison of the compositions of the precipitates obtained by the precipitation of scandium ...
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JOURNAL | 1 |
Thermal decomposition of calcium dihydrogen | 15 |
E K Belyaev and V F Annopolskii | 30 |
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absorption spectra acid adducts Akad alkali metal amine ammonia analysis anion aqueous solution atoms barium benzene bond caesium calcium calculated Chem chemical Chemistry chloride cm-¹ cm¹ cobalt(II complex formation composition compounds concentration coordination copper(II corresponding crystallisation crystals decomposition decrease determined dissociation disulphate endothermic endothermic effect equilibrium ethanol ethylenediamine extraction fluoride formed gallium(III groups H₂O heating hydrogen increase indium indium arsenate infrared infrared spectra initial Inorg interaction investigated ionic ions Khim Khimiya lanthanide lanthanum ligand method mixture mole molecules molybdenum Moscow Nauk SSSR Neorg obtained organic phase oxide platinum(II potassium precipitate range reaction rubidium Russ salts scandium scandium fluorides shows sodium solid phase soluble solvates solvents specimens spectrum structure sulphate sulphide Table temperature thermogravimetric curves thiourea tion titration Translated from Zhurnal tungstates vanadium wavenumbers X-ray diffraction Zhur Zhurnal Neorganicheskoi Khimii zirconium zirconium and hafnium zirconium hydroxide