Russian Journal of Inorganic Chemistry, Tập 43,Số phát hành 9-12British Library Lending Division with the cooperation of the Royal Society of Chemistry, 1998 |
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... crown ether oxygen atoms in the equatorial plane ; the apical positions are occupied either by two water molecules ( in the cation ) or by one water molecule and one bromine atom ( in the ion pair ) . All of the water molecules in the ...
... crown ether oxygen atoms in the equatorial plane ; the apical positions are occupied either by two water molecules ( in the cation ) or by one water molecule and one bromine atom ( in the ion pair ) . All of the water molecules in the ...
Trang 1629
... crown ethers with the ring sizes varied from 12 - crown - 4 ( 12C4 ) to 24 - crown - 8 ( 24C8 ) in chloroform was examined . In the mixed solutions , the distribution ratios D for all of the elements were found to vary with increasing ...
... crown ethers with the ring sizes varied from 12 - crown - 4 ( 12C4 ) to 24 - crown - 8 ( 24C8 ) in chloroform was examined . In the mixed solutions , the distribution ratios D for all of the elements were found to vary with increasing ...
Trang 1630
... crown ether , the same solvent , and a constant composi- tion of the aqueous phase ) , is a more convenient mea- sure of the relative extractive power of crown ethers , regardless of the extraction mechanism . These require- ments are ...
... crown ether , the same solvent , and a constant composi- tion of the aqueous phase ) , is a more convenient mea- sure of the relative extractive power of crown ethers , regardless of the extraction mechanism . These require- ments are ...
Nội dung
Vol 43 No 9 1998 | 1301 |
Xray Diffraction Study of LnMn2O5 5 Ln La Nd M Ca Ba LIBRARY | 1308 |
Synthesis of MolybdenumIV Oxide in Lithium ChloridePotassium Chloride EutecticMelts | 1317 |
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2H₂O absorption acid analysis angle anions aqueous solution atoms band barium calculated carbon cathodoluminescence cation chelate Chem chemical Chemistry Chernorukov chloride cm-¹ complexes composition compounds concentration copper(II corresponding crown ether crystal curves datolite decomposition decrease determined dimers electron energy English Translation Copyright enthalpies experimental extraction fluorides formation frequencies H₂O hafnium Hayka/Interperiodica Publishing Russia heating HF MP2 HF hydrogen bonds increase Inorg Inorganic interaction ions kcal/mol Khim kJ/mol Koord lanthanide ligand lithium macrocycle melt metal method mixture mol/l Moscow Neorg nitrate Original Russian Text oxide oxygen oxygen atoms phase phosphate plexes podands porphyrin potassium protons range ratio reaction Russia Received Russian Text Copyright salts samples sodium solid solutions solu solubility spectra spectrum stability structure studied synthesis Table temperature thermal tion ture unit cell parameters values vibrations water molecules X-ray diffraction X-ray powder diffraction zirconium