Russian Journal of Inorganic Chemistry, Tập 10,Phần 2British Library Lending Division with the cooperation of the Royal Society of Chemistry, 1965 |
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... tion of the maximum ( 523 nm ) remains unchanged but a new peak appears at 519.5 nm . In all cases the optical ... tion of metal ion and ligand of 4 x 10-2 M. The solutions were made more alkaline with 0.2 N NaOH ( to pH 5.6 or 7 ) or ...
... tion of the maximum ( 523 nm ) remains unchanged but a new peak appears at 519.5 nm . In all cases the optical ... tion of metal ion and ligand of 4 x 10-2 M. The solutions were made more alkaline with 0.2 N NaOH ( to pH 5.6 or 7 ) or ...
Trang 1013
... tion of the sodium tungstate solutions and is calculated from the titration results . The Table gives data on the degree of oxidation of tungsten , and the spectra of solu- tions of the corresponding complexonates are compared in Fig ...
... tion of the sodium tungstate solutions and is calculated from the titration results . The Table gives data on the degree of oxidation of tungsten , and the spectra of solu- tions of the corresponding complexonates are compared in Fig ...
Trang 1235
... tion . CoH2C2C4 = 4.50 × 10−2 M , Ctotal so = 2.5 M , pH = = 1.7-1.8 ; t = 16 ° . 2- were obtained from the slopes of the graphs of cerium ( IV ) concentration against time until the reaction had proceeded to the extent of 10-20 ...
... tion . CoH2C2C4 = 4.50 × 10−2 M , Ctotal so = 2.5 M , pH = = 1.7-1.8 ; t = 16 ° . 2- were obtained from the slopes of the graphs of cerium ( IV ) concentration against time until the reaction had proceeded to the extent of 10-20 ...
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INORGANIC | 825 |
with arsine impurity | 833 |
JOURNAL | 1069 |
Bản quyền | |
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absorption spectra Akad alkali amine ammonia ammonium analysis anhydrous anion aqueous solution atoms bond boric acid cadmium caesium calculated cation cerium Chem chemical Chemistry chloride composition compounds concentration constant containing coordination copper hydroxide corresponding crystallisation crystals curve density determined energy enthalpies of formation equation europium eutectic experimental formed g-ion H₂O halides heating hydrate hydrochloric acid hydrogen hydroxide sulphate Inorg ionic ions isotherm kcal Khim lanthanum lattice ligands liquid liquidus lithium litre melting metal method mixture molar mole mole-¹ molecules NaCl Nauk SSSR neodymium Neorg nitrate Obshch obtained optical density oxalate oxide oxygen peritectic potassium precipitate pyridine ratio reaction rubidium Russ salt scandium shows sodium solid phase solid solutions solu solubility specimens stability studied Table temperature terbium thermal decomposition thorium tion values vapour X-ray yttrium Zhur zinc zirconium