Russian Journal of Inorganic Chemistry, Tập 28,Trang 923-1827British Library Lending Division with the cooperation of the Royal Society of Chemistry, 1983 |
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Trang 1243
... ratio SiO2 : P205 = 1.4 : 1 ; b ) initial mixture with molar ratio SiO2 : P205 = 1 : 2 ; c ) the compound with the molar ratio SiO2 : P20s = 1.5-1.6 : 1 . Diffraction patterns of phases isolated on heating mixtures of SiO2. Translated ...
... ratio SiO2 : P205 = 1.4 : 1 ; b ) initial mixture with molar ratio SiO2 : P205 = 1 : 2 ; c ) the compound with the molar ratio SiO2 : P20s = 1.5-1.6 : 1 . Diffraction patterns of phases isolated on heating mixtures of SiO2. Translated ...
Trang 1245
... ratios were kept at various tem- peratures for 1-22 h ( Table 2 ) . Polyphosphoric acid ( 76 to 78 % P2O5 ) was used to intensify the reaction . Mixing poly- phosphoric acid heated to 200 ° C with amorphous silica in the molar ratio ...
... ratios were kept at various tem- peratures for 1-22 h ( Table 2 ) . Polyphosphoric acid ( 76 to 78 % P2O5 ) was used to intensify the reaction . Mixing poly- phosphoric acid heated to 200 ° C with amorphous silica in the molar ratio ...
Trang 1246
... ratio to 1 : 1.1 gives well crystallised silicon orthophosphate with an SiO2 : P2O5 molar ratio corresponding to the formula Si3 . . ( PO ) even within 0.5-1 h . When the SiO2 : P2O5 molar ratio is increased further to 1 : 0.7 a well ...
... ratio to 1 : 1.1 gives well crystallised silicon orthophosphate with an SiO2 : P2O5 molar ratio corresponding to the formula Si3 . . ( PO ) even within 0.5-1 h . When the SiO2 : P2O5 molar ratio is increased further to 1 : 0.7 a well ...
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CONTENTS | 923 |
Vibrational spectra of the spinels Zn2SnO4 and Mg₂SnO4 | 932 |
Preparation of sodium and calcium trivanadates | 940 |
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1982 Translated absorption Akad anions aqueous solutions atoms bands bismuth bond boric acid calcium calculated cations Chem chemical Chemistry chloride chromium(III cm-¹ cm¯¹ cm¹ components composition compounds concentration constants containing coordination copper(II corresponding crystallisation crystals curves decrease determined ditto electrons endothermic equilibrium diagram ethanol eutectic experimental Figure formed H₂O heating hydrated hydrogen hydrolysis hydroxide increase infrared spectra Inorg interaction investigation ionic ions isotherm Khim lanthanide lattice parameters ligand mass melting metal method mixture mole molecules Moscow Nauk SSSR Neorg nitrate obtained oxide oxygen peritectic platinum(II potassium present protons Raman range ratio reaction region Russ Russ.J salt shows sodium solid phases solid solutions solid-phase synthesis solubility specimens spectrum structure studied sulphate synthesis temperature thallium thermal decomposition tion Translated from Zhurnal vanadates vanadium vibrations wavenumbers X-ray diffraction X-ray diffraction patterns Zhur Zhur.Neorg Zhurnal Neorganicheskoi Khimii