Russian Journal of Inorganic Chemistry, Tập 22Chemical Society., 1977 |
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Kết quả 1-3 trong 81
Trang 554
... structure ( for Ln = La - Eu ) or the B - KY ( WO4 ) 2 structure ( for Ln Nd- Lu ) . The polymor- phism of K Ln ( WO4 ) 2 at ordinary and increased pressures is discussed . The overall picture of the polymorphism of KLn ( WO4 ) 2 at ...
... structure ( for Ln = La - Eu ) or the B - KY ( WO4 ) 2 structure ( for Ln Nd- Lu ) . The polymor- phism of K Ln ( WO4 ) 2 at ordinary and increased pressures is discussed . The overall picture of the polymorphism of KLn ( WO4 ) 2 at ...
Trang 555
... structure , when heated in air at 1010-1020 ° C , are converted into a high - temperature modification having the o - KHO ( WO4 ) 2 structure , which can be readily quenched . The DTA heating curves for specimens of the quenched phase ...
... structure , when heated in air at 1010-1020 ° C , are converted into a high - temperature modification having the o - KHO ( WO4 ) 2 structure , which can be readily quenched . The DTA heating curves for specimens of the quenched phase ...
Trang 556
... structure , in which the K and Ln atoms are arranged ran- domly . Decrease in temperature leads to partial order- ing of the K and r.e.e. atoms in the Ca positions of the scheelite structure , and hence to monoclinic distortion of the ...
... structure , in which the K and Ln atoms are arranged ran- domly . Decrease in temperature leads to partial order- ing of the K and r.e.e. atoms in the Ca positions of the scheelite structure , and hence to monoclinic distortion of the ...
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Hydrolysis of ironIII sulphate in zinc sulphate | 27 |
Reaction of tricalcium orthophosphate with | 33 |
at 50C | 50 |
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absorption bands absorption spectra acid Akad alkali metal ammonium analysis anion aqueous solutions atoms bond calculated cations cerium Chem chemical chloride cm-¹ cm¹ cobalt(III complex formation composition compounds concentration coordination copper(II corresponding crystallisation crystals curve decomposition decrease dehydration derivatograms determined dissociation electronic endothermic endothermic effect equilibrium diagram ethanol experimental Figure formed groups H₂O hafnium heating hydrates hydrogen hydrolysis hydroxide infrared infrared spectra Inorg interaction investigated ions iron(II isotherm kcal Khim Khimiya lanthanide lanthanum ligand liquid melts method mixture mole Moscow Nauk SSSR Neorg nickel(II obtained optical density oxide oxygen phosphate potassium precipitate protons pyrochlore range ratio reaction Russ salts shows sodium solid phase solid solutions solubility specimens spectrum stability constants structure studied sulphate Table temperature thermal tion titration Translated from Zhurnal tungstates vibrations water molecules wavenumbers X-ray diffraction X-ray diffraction patterns Zhur Zhurnal Neorganicheskoi Khimii zirconium