Russian Journal of Inorganic Chemistry, Tập 15,Phần 1British Library Lending Division with the cooperation of the Royal Society of Chemistry, 1970 |
Từ bên trong sách
Kết quả 1-3 trong 68
Trang 164
... sulphuric acid solutions , the rhenium ( VI ) is reduced to rhenium ( VI ) . The spectrum shown in Fig . 1a also has an absorption band in the region of 210 nm . An intense absorption band at 210 nm is characteristic of sulphuric acid ...
... sulphuric acid solutions , the rhenium ( VI ) is reduced to rhenium ( VI ) . The spectrum shown in Fig . 1a also has an absorption band in the region of 210 nm . An intense absorption band at 210 nm is characteristic of sulphuric acid ...
Trang 165
... sulphuric acid , and also sulphuric acid containing 0.2 vol . % SO2 . The absence of sulphur dioxide from the first two acids was demonstrated by the absence of the absorption band with a maximum at 275 nm . The inter- action of Re2O ...
... sulphuric acid , and also sulphuric acid containing 0.2 vol . % SO2 . The absence of sulphur dioxide from the first two acids was demonstrated by the absence of the absorption band with a maximum at 275 nm . The inter- action of Re2O ...
Trang 518
... sulphuric acid , were placed in the reference cell . The kinetics of the reaction were studied at four H2SO concentrations - 90 , 80 , 70 , and 50 vol . % , or 87.28 , 81.62 , 75.15 , and 60.44 mass % . The experiment was carried out at ...
... sulphuric acid , were placed in the reference cell . The kinetics of the reaction were studied at four H2SO concentrations - 90 , 80 , 70 , and 50 vol . % , or 87.28 , 81.62 , 75.15 , and 60.44 mass % . The experiment was carried out at ...
Nội dung
JOURNAL | 1 |
Isolation of ammonium zirconium double sulphates from | 33 |
The K₂SO4NH42SO4ZnSO4H₂O system at 25 | 109 |
Bản quyền | |
30 phần khác không được hiển thị
Ấn bản in khác - Xem tất cả
Thuật ngữ và cụm từ thông dụng
absorption bands absorption spectra acid solutions alkali metal aluminium ammonia ammonium analysis anion aqueous solution atom cadmium caesium calculated cerium Chem chemical Chemistry chloride cm-¹ cm¹ complex formation composition compounds concentration constant coordination corresponding crystallisation crystals curve determined diagram dioxide endothermic endothermic effect equilibrium ethanol ether europium experimental extraction Figure fluoride formed germanium H₂O hafnium heating hydrates hydrogen hydrolysis infrared infrared spectra Inorg investigated ions isotherm Khim lanthanum ligand lithium melting method mixture molar ratio mole molecules Moscow Nauk Neorg nickel nitrate nitric acid nitrogen obtained oxalate oxide perchloric perchloric acid phosphate potassium praseodymium precipitate prepared pyridine range reaction rhenium Russ salt scandium shows sodium solid phases solubility specimens spectrum studied sulphuric acid Table temperature tetrahydroborate thermogram tion Translated into Russian uranium hydride values vanadium vibrations X-ray diffraction yttrium Zhur zinc zirconium zirconium and hafnium