Russian Journal of Inorganic Chemistry, Tập 44,Trang 1507-2038British Library Lending Division with the cooperation of the Royal Society of Chemistry, 1999 |
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Kết quả 1-3 trong 78
Trang 1862
... ratios was 5 , 7.5 , and 10 ; the Fe : P ratio was fixed at 1 : 15 ) in carbon glass crucibles at 400 ° C for 10 days . During synthesis , samples were taken every day , washed by water , and the solids were analyzed by visual ...
... ratios was 5 , 7.5 , and 10 ; the Fe : P ratio was fixed at 1 : 15 ) in carbon glass crucibles at 400 ° C for 10 days . During synthesis , samples were taken every day , washed by water , and the solids were analyzed by visual ...
Trang 1896
... ratio of 1.8 gives rise to a strong line at 82 = -280 ppm and a weak one at 83 = -470 ppm ( Fig . 1a , spectrum 4 ) . In the spectrum of the sample with alcohol - to - vanadium molar ratio of 3.7 ( Fig . 1a , spec- trum 5 ) , the lines ...
... ratio of 1.8 gives rise to a strong line at 82 = -280 ppm and a weak one at 83 = -470 ppm ( Fig . 1a , spectrum 4 ) . In the spectrum of the sample with alcohol - to - vanadium molar ratio of 3.7 ( Fig . 1a , spec- trum 5 ) , the lines ...
Trang 1899
... ratio ROH : V = 2 gives a dark brown precip- itate , which is dissolved upon adding the alcohol to pro- duce the molar ratio ROH : V = 3 to form a dark brown solution . A similar result was obtained for tert - butanol . At low ROH : V ...
... ratio ROH : V = 2 gives a dark brown precip- itate , which is dissolved upon adding the alcohol to pro- duce the molar ratio ROH : V = 3 to form a dark brown solution . A similar result was obtained for tert - butanol . At low ROH : V ...
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Vol 44 No 10 1999 | 1507 |
Refinement of the Crystal Structure of Lead Polyphosphate Pb2PO34 | 1513 |
Thermal Decomposition of Potassium Fluorosulfatotitanates | 1518 |
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absorption according acid addition analysis angles anions aqueous atoms band bond calculated carbon cations changes charge Chem chemical Chemistry complexes composition compounds concentration constants containing coordination Copyright corresponding Crystal Structure decrease dependence determined distances effect electron energy existence experimental extraction fluoride formation frequencies given H₂O heating hydrogen increase indicates Inorganic intensity interaction involved ions Khim lead lengths ligand Mater measured melting metal method molecules Moscow Neorg observed obtained oxides oxygen atoms pair parameters patterns phase phase diagram Phys positions powder prepared present properties range ratio reaction reagent REFERENCES refined reflections region respectively Russian salts samples Sciences shifts shows similar solid solid solution solution space group spectra spectrum stability studied synthesis Table temperature thermal tion transition unit cell parameters values vibrational X-ray diffraction