Russian Journal of Inorganic Chemistry, Tập 17,Phần 2British Library Lending Division with the cooperation of the Royal Society of Chemistry, 1972 |
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Trang 1183
... thorium nitrate . Thus under these conditions , hydroxonitrato - compounds of thorium are not extracted by TBP from aqueous solutions . In the presence of lithium nitrate , the extraction of thorium apparently takes place by a mechanism ...
... thorium nitrate . Thus under these conditions , hydroxonitrato - compounds of thorium are not extracted by TBP from aqueous solutions . In the presence of lithium nitrate , the extraction of thorium apparently takes place by a mechanism ...
Trang 1185
... thorium with nOH = 2.5 , the coor- dination number in aqueous solution is 9.5 , and the ratio of coordinated nitrato - groups to thorium is 0.65 ( or 2.4 nitrato - groups bound in a tetranuclear hydroxo - com- plex of thorium ) . The ...
... thorium with nOH = 2.5 , the coor- dination number in aqueous solution is 9.5 , and the ratio of coordinated nitrato - groups to thorium is 0.65 ( or 2.4 nitrato - groups bound in a tetranuclear hydroxo - com- plex of thorium ) . The ...
Trang 1186
... thorium even at nOH = € 2.8 . The extraction of normal thorium nitrate leads to an increase in nOH in the aqueous solution and hence to the precipita- tion of part of the thorium as the hydroxide or basic salts . Table 2 . Extraction of ...
... thorium even at nOH = € 2.8 . The extraction of normal thorium nitrate leads to an increase in nOH in the aqueous solution and hence to the precipita- tion of part of the thorium as the hydroxide or basic salts . Table 2 . Extraction of ...
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absorption bands absorption spectra acetone acid Akad alcohol alkali metal ammonia analysis aqueous solution atom bond caesium calculated carbon Chem chemical Chemistry chloride cm-¹ cm¹ cobalt cobalt(III composition compounds concentration coordination copper(II corresponding crystallisation crystals curves decomposition density determined diagram dissociation electron equilibrium erbium eutectic experimental extraction Figure fluoride formed frequencies H₂O heating hydrates hydrogen hydroxide increase infrared infrared absorption spectra infrared spectra Inorg Inorganic interaction investigated ionic ions isotherm Khim kinetic ligands mass melt methanol method mixture molar mole molecules Moscow Nauk SSSR neodymium Neorg nitrate obtained organic phase oxide parameters platinum(II plexes potassium praseodymium precipitate pyridine range ratio reaction rubidium Russ salts shows sodium solid phase solid solutions solubility solvent specimens spectrum structure studied sulphate sulphuric Table temperature thermal thiourea thorium tion tributyl phosphate values vanadium(V X-ray diffraction Zhur zirconium