Russian Journal of Inorganic Chemistry, Tập 13,Trang 1-901British Library Lending Division with the cooperation of the Royal Society of Chemistry, 1968 |
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... yttrium carbonate . The present work deals in more detail with the composition and properties of yttrium carbonate , formed in the YC1 , - KCO - H2O , YCl ̧ - Na2CO - H2O , and YC1 , - ( NH4 ) 2CO3 − H2O systems . EXPERIMENTAL The ...
... yttrium carbonate . The present work deals in more detail with the composition and properties of yttrium carbonate , formed in the YC1 , - KCO - H2O , YCl ̧ - Na2CO - H2O , and YC1 , - ( NH4 ) 2CO3 − H2O systems . EXPERIMENTAL The ...
Trang 350
... yttrium atom . As this ratio is in- creased , precipitates of variable composition are formed . The number of carbonate groups per yttrium atom in- creases , the number per alkali metal atom decreasing . Chemical analysis of the double ...
... yttrium atom . As this ratio is in- creased , precipitates of variable composition are formed . The number of carbonate groups per yttrium atom in- creases , the number per alkali metal atom decreasing . Chemical analysis of the double ...
Trang 351
... yttrium oxide . 4 . 5 . 6 . 7 . Table 2. Change in weight of normal yttrium car- bonate on heating . 8 . 9 . Weight of decomposition product , mg 4 , ° c Composition of decom- position product 10 . found calculated 11 . 20 198 198 Y2 ...
... yttrium oxide . 4 . 5 . 6 . 7 . Table 2. Change in weight of normal yttrium car- bonate on heating . 8 . 9 . Weight of decomposition product , mg 4 , ° c Composition of decom- position product 10 . found calculated 11 . 20 198 198 Y2 ...
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JANUARY | 1 |
Composition and properties of the tri di and mono | 7 |
The polymorphism of chromium hydroxides obtained | 13 |
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absorption bands absorption spectra acid solutions Akad alkali metal amine ammonium analysis anhydrous anion aqueous solutions atoms bond caesium calculated carbonate cerium(IV Chem chemical Chemistry chloride chromium(III cm-¹ cobalt complex formation composition compounds concentration coordination corresponding crystallisation crystals curve decomposition determined displacement dissociation equilibrium Figure formed frequencies H₂O heat of formation hydrated hydrogen hydrolysis hydroxide increase infrared infrared spectra Inorg ionic ions iron(III kcal kcal mole-¹ Khim Kurrol salt lanthanum ligand litre-1 melt method mixture molar mole molecules molybdate molybdenum Moscow Nauk SSSR neodymium Neorg nickel niobium nitrate obtained oxalate oxide perchlorate phenanthroline phosphate plexes potassium precipitate prepared pyrochlore range ratio reaction reagent Russ shows sodium sodium hydroxide solid phase solu solubility specimen spectrum stability constants stromeyerite studied sulphate sulphuric acid system at 25°C Table tantalum temperature tetrahydroborate thermal thermogram tion values X-ray diffraction yttrium Zhur zirconium