Russian Journal of Inorganic Chemistry, Tập 37,Trang 605-1352Chemical Society., 1992 |
Từ bên trong sách
Kết quả 1-3 trong 18
Trang 716
... niobium extraction from a solution containing 0.5 M niobium and 25 M HF is explained by the markedly lower concentration of free extractant in the system than for extraction from 0.05 M niobium . The extractant is bound not only to ...
... niobium extraction from a solution containing 0.5 M niobium and 25 M HF is explained by the markedly lower concentration of free extractant in the system than for extraction from 0.05 M niobium . The extractant is bound not only to ...
Trang 717
... niobium extraction also increased but much less ( < 5 % ) than in the presence of weighable amounts of titanium and silicon . The results indicate that niobium extraction can be significantly improved if mineral acids are not present ...
... niobium extraction also increased but much less ( < 5 % ) than in the presence of weighable amounts of titanium and silicon . The results indicate that niobium extraction can be significantly improved if mineral acids are not present ...
Trang 885
... niobium ( IV ) in oxide compounds of the lanthanides M G Safronenko , Yu E Bogatov , A K Molodkin Russian Peoples ' Friendship University ABSTRACT . = The phase equilibria in the systems ( La2O3.2NbO2 ) —Ln2O3.2ZгO2 , where Ln La , Nd ...
... niobium ( IV ) in oxide compounds of the lanthanides M G Safronenko , Yu E Bogatov , A K Molodkin Russian Peoples ' Friendship University ABSTRACT . = The phase equilibria in the systems ( La2O3.2NbO2 ) —Ln2O3.2ZгO2 , where Ln La , Nd ...
Nội dung
Number | 605 |
Effect of synthesis conditions on structure and ionexchange properties | 612 |
SA Onorin V V Volkhin M B Khodyashev N D Zakhorov T A Denisova | 620 |
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Thuật ngữ và cụm từ thông dụng
absorption acid Akad analysis anion aqueous solutions bands bond lengths caesium calculated cations chelate Chem chemical Chemistry chloride cm¹ cobalt(II components composition compounds concentration constant containing coordination coordination sphere copper copper(II corresponding crystal crystallisation curves decrease determined dissociation electron English translation enthalpies equilibrium ethanol ether experimental extraction formed groups H₂O heating hydrated hydrogen increase indicates infrared Inorg ions Khim Khimiya Koord lanthanide ligand metal method mixture molybdenum Moscow Nauk SSSR Nauka Neorg Neorganicheskoi Khimii 37 nickel(II niobium nitrate obtained oxide parameters perchlorate phosphate platinum(II porphyrins precipitate present range ratio reaction rubidium salt sodium solid phases solid solutions solubility solvation solvent specimens spectra spectrum stability structure studied synthesis Table temperature thermal decomposition thermodynamic Translated from Zhurnal translation in Russ values water molecules wavenumbers X-ray diffraction X-ray diffraction patterns Zhurnal Neorganicheskoi Khimii