Russian Journal of Inorganic Chemistry, Tập 36,Trang 1-922Chemical Society., 1991 |
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Kết quả 1-3 trong 72
Trang 138
... acid . This is confirmed by the absorption spectra of the equilibrium solutions and calculated hydration numbers of sulphuric acid and salting - out constants . Experimental , results , and discussion The starting materials were ...
... acid . This is confirmed by the absorption spectra of the equilibrium solutions and calculated hydration numbers of sulphuric acid and salting - out constants . Experimental , results , and discussion The starting materials were ...
Trang 373
... acid ( 200 ml ) were heated under reflux for 2 h and the solvent was then removed under vacuum . The yield was quantitative ( 4.3 g ) . It was necessary to use a 100 - fold excess of formic acid in order to displace the equilibrium in ...
... acid ( 200 ml ) were heated under reflux for 2 h and the solvent was then removed under vacuum . The yield was quantitative ( 4.3 g ) . It was necessary to use a 100 - fold excess of formic acid in order to displace the equilibrium in ...
Trang 451
... acid , when reagent V is used as extracting agent , less than 1 % copper is transferred to the organic phase over the wide pH range 2.5-9.2 . Picric acid has a similar influence on the extraction when benzene and nitrobenzene are used ...
... acid , when reagent V is used as extracting agent , less than 1 % copper is transferred to the organic phase over the wide pH range 2.5-9.2 . Picric acid has a similar influence on the extraction when benzene and nitrobenzene are used ...
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SYNTHESIS AND PROPERTIES OF INORGANIC COMPOUNDS | 1 |
Volume 36 | 4 |
LnO bond lengths in lanthanide compounds with a coordination number of six 15 29 | 15 |
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1990 Translated absorption acetonitrile acid aluminium aluminium chloride analysis angles anion atoms bands bond lengths bridging calculated carbonate cation characteristic Chem chemical Chemistry chloride cm-¹ cm¹ composition compounds concentration containing coordination copper(II corresponding crystallisation crystals curves decrease determined dimer DMSO dysprosium electron energy English translation equilibrium experimental Figure formed groups H₂O heating hydrated hydride hydrogen hydroxide increase infrared infrared spectra Inorg interaction ions isomers kcal kcal mol¹ Khim lanthanide ligands lithium magnetic metal metal-metal bonds method mixture molecules molybdenum Moscow Nauka Neorg Neorganicheskoi Khimii 36 nickel(II nitrate NMR spectra obtained oxide oxygen oxygen atoms parameters potassium precipitate present protons range reaction reagent salts scandium singlet sodium solid solutions solubility solvates specimens spectrum structure studied synthesis temperature thermal decomposition Translated from Zhurnal translation in Russ values vibrations wavenumbers X-ray diffraction Zhurnal Neorganicheskoi Khimii