Russian Journal of Inorganic Chemistry, Tập 22Chemical Society., 1977 |
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Kết quả 1-3 trong 78
Trang 86
... ( curves 1 ) , where 1 : 1 com- plexes are formed , the formation of copper ( II ) oxide hydrate is observed at pH ~ 6 ... curves for each ligand ( curves 1 , 3 ) in the Cu : Am = 1 : 1 ( curve 2 ) and Cu : H , SSal = 1 : 1 ( curve 4 ) ...
... ( curves 1 ) , where 1 : 1 com- plexes are formed , the formation of copper ( II ) oxide hydrate is observed at pH ~ 6 ... curves for each ligand ( curves 1 , 3 ) in the Cu : Am = 1 : 1 ( curve 2 ) and Cu : H , SSal = 1 : 1 ( curve 4 ) ...
Trang 106
... curves for each composition were taken . In addition , before recording the cooling curves each composition was kept for 4 h at a temperature 50-100 K above the melting point of the alkali metal chloride . Table 1. Chemical analyses of ...
... curves for each composition were taken . In addition , before recording the cooling curves each composition was kept for 4 h at a temperature 50-100 K above the melting point of the alkali metal chloride . Table 1. Chemical analyses of ...
Trang 394
... curves are as follows : TeO2.V2O5 ; 2TeO2 . V2O5 ; 3TeO2.5V205.Na * and NH1 ions were not detected in the precipitates . Water was not determined owing to the amorphous nature of the precipitates . Figure 1 . 1 . R2 · 102 6,0 b 4.5 30 ...
... curves are as follows : TeO2.V2O5 ; 2TeO2 . V2O5 ; 3TeO2.5V205.Na * and NH1 ions were not detected in the precipitates . Water was not determined owing to the amorphous nature of the precipitates . Figure 1 . 1 . R2 · 102 6,0 b 4.5 30 ...
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COORDINATION equalisation of the electronegativities | 13 |
73 | 13 |
Preparation and some properties of tungsten | 13 |
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1975 Translated absorption bands absorption spectra acid Akad alkali metal ammonium analysis anion aqueous solutions atoms bond bromine caesium calculated cations cerium Chem chemical Chemistry chloride cm-¹ cm¹ complexes composition compounds concen concentration coordination copper(II corresponding crystallisation crystals curves decomposition dehydration determined electronic endothermic endothermic effect equilibrium diagram ethanol experimental Figure formation formed H₂O hafnium heating hydrogen hydrolysis hydroxide infrared infrared spectra Inorg Inorganic interaction investigated ions iron(III isotherms kcal Khim Khimiya lanthanide lanthanum ligand melts metaphosphates method mixtures mole molecules Moscow Na₂HPO4 Nauk SSSR Neorg nickel(II obtained optical density oxide oxygen phosphate potassium precipitates protons range ratio reaction Russ salts shows sodium solid phase solid solutions solubility specimens spectrum stability constants structure studied sulphate Table temperature thermal tion titanium titration Translated from Zhurnal tungsten vanadium(III vibrations wavenumbers X-ray diffraction X-ray diffraction patterns Zhur Zhurnal Neorganicheskoi Khimii