Russian Journal of Inorganic Chemistry, Tập 22Chemical Society., 1977 |
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Kết quả 1-3 trong 81
Trang 13
... measured by the pulse NMR method in the range 20-450 ° C using the pulse sequence 180-90 ° ( null method ) at a reso- nance frequency of 16 MHz . For this purpose a high - tem- perature head was designed and constructed for the pulse ...
... measured by the pulse NMR method in the range 20-450 ° C using the pulse sequence 180-90 ° ( null method ) at a reso- nance frequency of 16 MHz . For this purpose a high - tem- perature head was designed and constructed for the pulse ...
Trang 13
... measured by the pulse NMR method in the range 20-450 ° C using the pulse sequence 180-90 ° ( null method ) at a reso- nance frequency of 16 MHz . For this purpose a high - tem- perature head was designed and constructed for the pulse ...
... measured by the pulse NMR method in the range 20-450 ° C using the pulse sequence 180-90 ° ( null method ) at a reso- nance frequency of 16 MHz . For this purpose a high - tem- perature head was designed and constructed for the pulse ...
Trang 850
... measured to within 0.005-0.01 unit . The absorption spectra of the solutions remained unchanged with time ( 10-24 h ) ( within the limits of accuracy of the optical density measurement ) . The pH of the solutions was measured on a " pH ...
... measured to within 0.005-0.01 unit . The absorption spectra of the solutions remained unchanged with time ( 10-24 h ) ( within the limits of accuracy of the optical density measurement ) . The pH of the solutions was measured on a " pH ...
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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