Russian Journal of Inorganic Chemistry, Tập 15,Phần 1British Library Lending Division with the cooperation of the Royal Society of Chemistry, 1970 |
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Trang 1
... europium sulphate ends in the range n = = 2.5-2.75 ( Fig . 1a ) . The curve for the change in pH of the equili ... europium hydroxide in sulphate , chloride , and nitrate solutions has been studied by measurement of solubility , of the ...
... europium sulphate ends in the range n = = 2.5-2.75 ( Fig . 1a ) . The curve for the change in pH of the equili ... europium hydroxide in sulphate , chloride , and nitrate solutions has been studied by measurement of solubility , of the ...
Trang 2
... europium chloride and sodium hydroxide is readily separated from the solution . All the europium is precipitated at n = 2.75 . The curve for the concentration of chloride ions in the solu- tion drops until n = 2.75 is reached , after ...
... europium chloride and sodium hydroxide is readily separated from the solution . All the europium is precipitated at n = 2.75 . The curve for the concentration of chloride ions in the solu- tion drops until n = 2.75 is reached , after ...
Trang 187
... europium hydrox- ides . The concentrations of the lanthanides in solution were determined by oscilloscopic polarography , a method of high sensitivity and satisfactory reproducibility . The experiments were made with an oscilloscopic ...
... europium hydrox- ides . The concentrations of the lanthanides in solution were determined by oscilloscopic polarography , a method of high sensitivity and satisfactory reproducibility . The experiments were made with an oscilloscopic ...
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JOURNAL | 1 |
Isolation of ammonium zirconium double sulphates from | 33 |
The K₂SO4NH42SO4ZnSO4H₂O system at 25 | 109 |
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absorption bands absorption spectra acid solutions alkali metal aluminium ammonia ammonium analysis anion aqueous solution atom cadmium caesium calculated cerium Chem chemical Chemistry chloride cm-¹ cm¹ complex formation composition compounds concentration constant coordination corresponding crystallisation crystals curve determined diagram dioxide endothermic endothermic effect equilibrium ethanol ether europium experimental extraction Figure fluoride formed germanium H₂O hafnium heating hydrates hydrogen hydrolysis infrared infrared spectra Inorg investigated ions isotherm Khim lanthanum ligand lithium melting method mixture molar ratio mole molecules Moscow Nauk Neorg nickel nitrate nitric acid nitrogen obtained oxalate oxide perchloric perchloric acid phosphate potassium praseodymium precipitate prepared pyridine range reaction rhenium Russ salt scandium shows sodium solid phases solubility specimens spectrum studied sulphuric acid Table temperature tetrahydroborate thermogram tion Translated into Russian uranium hydride values vanadium vibrations X-ray diffraction yttrium Zhur zinc zirconium zirconium and hafnium