Russian Journal of Inorganic Chemistry, Tập 19,Phần 1British Library Lending Division with the cooperation of the Royal Society of Chemistry, 1974 |
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Trang 91
... amount of sodium fluoride required to extract scandium from D2EHPA expressed as a percentage of the theoretical amount required for the formation of the NaзScFe ; x2 - the reaction time ( min ) . The optimisation parameter was the ...
... amount of sodium fluoride required to extract scandium from D2EHPA expressed as a percentage of the theoretical amount required for the formation of the NaзScFe ; x2 - the reaction time ( min ) . The optimisation parameter was the ...
Trang 92
... amount of sodium fluoride and the duration of the process , reaching a maxi- mum for their limiting values . 15 X2 of the precipitant . The sodium hexafluoroscandate formed covers the NaF surface and the reaction virtually ceases ...
... amount of sodium fluoride and the duration of the process , reaching a maxi- mum for their limiting values . 15 X2 of the precipitant . The sodium hexafluoroscandate formed covers the NaF surface and the reaction virtually ceases ...
Trang 223
... amount of heat absorbed by the calorimeter and the amount of water lost by the crystalline hydrate during the experiment . The accuracy of the determination of the heat of dehydration was ~ 1 % in all the experiments . To check the ...
... amount of heat absorbed by the calorimeter and the amount of water lost by the crystalline hydrate during the experiment . The accuracy of the determination of the heat of dehydration was ~ 1 % in all the experiments . To check the ...
Nội dung
JOURNAL | 1 |
Thermal decomposition of calcium dihydrogen | 15 |
E K Belyaev and V F Annopolskii | 30 |
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Thuật ngữ và cụm từ thông dụng
absorption spectra acid adducts Akad alkali metal amine ammonia analysis anion aqueous solution atoms barium benzene bond caesium calcium calculated Chem chemical Chemistry chloride cm-¹ cm¹ cobalt(II complex formation composition compounds concentration coordination copper(II corresponding crystallisation crystals decomposition decrease determined dissociation disulphate endothermic endothermic effect equilibrium ethanol ethylenediamine extraction fluoride formed gallium(III groups H₂O heating hydrogen increase indium indium arsenate infrared infrared spectra initial Inorg interaction investigated ionic ions Khim Khimiya lanthanide lanthanum ligand method mixture mole molecules molybdenum Moscow Nauk SSSR Neorg obtained organic phase oxide platinum(II potassium precipitate range reaction rubidium Russ salts scandium scandium fluorides shows sodium solid phase soluble solvates solvents specimens spectrum structure sulphate sulphide Table temperature thermogravimetric curves thiourea tion titration Translated from Zhurnal tungstates vanadium wavenumbers X-ray diffraction Zhur Zhurnal Neorganicheskoi Khimii zirconium zirconium and hafnium zirconium hydroxide