Russian Journal of Inorganic Chemistry, Tập 4,Trang 1-658Chemical Society., 1959 |
Từ bên trong sách
Kết quả 1-3 trong 32
Trang 85
... Niobium pentafluoride was synthesised by the exchange reaction between niobium chloride and hydrogen fluoride , and also by fluorinating the metal with gaseous fluorine " . It was found that the easiest and most effective method of ...
... Niobium pentafluoride was synthesised by the exchange reaction between niobium chloride and hydrogen fluoride , and also by fluorinating the metal with gaseous fluorine " . It was found that the easiest and most effective method of ...
Trang 87
... niobium penta- fluoride . This has already been described by Clifford who , on evaporating a solution of niobium pentafluoride in anhydrous hydrogen fluoride , obtained a white residue of Nb Fs . A peculiarity of the system is the ...
... niobium penta- fluoride . This has already been described by Clifford who , on evaporating a solution of niobium pentafluoride in anhydrous hydrogen fluoride , obtained a white residue of Nb Fs . A peculiarity of the system is the ...
Trang 446
... NIOBIUM BY THE IODIDE METHOD D. M. Chizhikov and A. M. Grin'ko 1-4 Although a number of refractory metals can be prepared in high purity by the iodide method , there is no published information regarding the dissociation of niobium ...
... NIOBIUM BY THE IODIDE METHOD D. M. Chizhikov and A. M. Grin'ko 1-4 Although a number of refractory metals can be prepared in high purity by the iodide method , there is no published information regarding the dissociation of niobium ...
Nội dung
The 21st Congress of the CPSU | 1 |
Reduction of TiO2 | 7 |
S A SHCHUKAREV I V VASILKOVA V M DROZDOVA | 13 |
35 phần khác không được hiển thị
Ấn bản in khác - Xem tất cả
Thuật ngữ và cụm từ thông dụng
absorption acid Akad alcohol alizarin alkali alloys ammonia analysis anhydrous anion anorg aqueous solutions atoms bonds CaCl2 CaF2 calcium calculated carbon cerium Chem chemical chloride cobalt complex components composition compounds concentration containing corresponding crystallisation crystals curves decomposition determined diagram dissolved electron equation equilibrium ether eutectic experimental fluoride formation formed glaserite H₂O heating hydrated hydrofluoric acid hydrogen hydrolysis hydroxide increase ionic ions isotherm K₁ kcal Khim lanthanum LiOH liquid phase lithium melting metal method mixture molar mole molecules molybdate molybdenum MoO4 NaCl NaOH Nauk SSSR Neorg niobium Obshch obtained optical density oxalate oxide oxygen perchloric acid peroxide peroxymolybdate phosphotungstic phosphotungstic acid platinum potassium precipitate ratio reaction salt saturated shows sodium solid phase solid solution solu solubility solvent studied sulphate sulphuric Table tantalum tellurium temperature ternary thermal tion titanium titration values vapour X-ray yttrium Zhur zirconium