Russian Journal of Inorganic Chemistry, Tập 25,Số phát hành 7,Trang 961 -Số phát hành 12,Trang 1867Chemical Society., 1980 |
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Kết quả 1-3 trong 83
Trang 1204
... reagents do not absorb light . Fig . 2 ( curve 2 ) shows that the absorption maximum for the isomolar series of 50 % aqueous ethanol solutions corresponds to the compound with the 1 : 3 ratio of vanadium and the reagent . Consequently a ...
... reagents do not absorb light . Fig . 2 ( curve 2 ) shows that the absorption maximum for the isomolar series of 50 % aqueous ethanol solutions corresponds to the compound with the 1 : 3 ratio of vanadium and the reagent . Consequently a ...
Trang 1484
... reagent " grade ) . The initial concentrations of the FeCl , and QSA solutions were the same ( 1072 M ) . The black gelatinous precipitate which separated from a solution with pH 1 was washed several times with twice- distilled water ...
... reagent " grade ) . The initial concentrations of the FeCl , and QSA solutions were the same ( 1072 M ) . The black gelatinous precipitate which separated from a solution with pH 1 was washed several times with twice- distilled water ...
Trang 1536
... reagent 2 , and intramolecular in the case of reagent 16. In the latter case , a ring is formed and the donor properties of the sulphur do not change greatly ( apparently because of the partial delocalisation of the electron density ...
... reagent 2 , and intramolecular in the case of reagent 16. In the latter case , a ring is formed and the donor properties of the sulphur do not change greatly ( apparently because of the partial delocalisation of the electron density ...
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1979 Translated absorption bands acid aluminium analysis anion atoms bond calculated Chem chemical Chemistry chloride chromium(III cm-¹ cm¹ complex formation components composition compounds concentration coordination copper(II corresponding crystallisation crystals curves decomposition decrease determined ditto DMSO electrical conductivity electronic equilibrium ethanol eutectic experimental extraction Figure fluoride formed H₂O heating hydrogen hydroxide increase infrared infrared spectra Inorg interaction investigated ionic ions isothermal kcal Khim lanthanide ligand liquid magnesium manganese(III mass melt metal method mixture molar mole molecules molybdenum Moscow Nauk SSSR neodymium Neorg nickel(II nitrate obtained oxide oxygen parameters precipitate range ratio reaction reagent Russ Russ.J salt shows sodium solid phases solid solutions solubility solvent specimens spectrum stability constants structure studied sulphate synthesis Table temperature ternary thermal tion Translated from Zhurnal vanadium vanadium(III vibrations wavenumbers X-ray diffraction X-ray diffraction patterns ytterbium Zhur Zhur.Neorg Zhurnal Neorganicheskoi Khimii zirconium