Russian Journal of Inorganic Chemistry, Tập 19,Phần 2British Library Lending Division with the cooperation of the Royal Society of Chemistry, 1974 |
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Trang 1145
... curve 1 ) . The optimal conditions of formation of the violet complex are : pH 5.2-6 ( Fig . 2 , curve 1 ) , thirty- to fifty - fold excess of the reagent ( Fig . 3 , curve 1 ) , alcohol concentra- tion 13-20 % , time to reach ...
... curve 1 ) . The optimal conditions of formation of the violet complex are : pH 5.2-6 ( Fig . 2 , curve 1 ) , thirty- to fifty - fold excess of the reagent ( Fig . 3 , curve 1 ) , alcohol concentra- tion 13-20 % , time to reach ...
Trang 1542
... curve for the system ( Fig . 3 ) . The formation curve ( Fig . 3 ) is symmetrical and S - shaped , with one point of inflection at the centre , where n = 1. The slope of the curve , △ = 1 , corresponds to the theoretical maximum slope ...
... curve for the system ( Fig . 3 ) . The formation curve ( Fig . 3 ) is symmetrical and S - shaped , with one point of inflection at the centre , where n = 1. The slope of the curve , △ = 1 , corresponds to the theoretical maximum slope ...
Trang 1690
... curves in the extraction of ferroin association complexes with perchlorate ( curve 1 ) , iodide ( curve 2 ) , and thiocyanate ions ( curve 3 ) ( λ = 520 nm ) . bg Kp 1.0 0 1.0 3 2 2.0 PA Figure 4 . Distribution curves for the ferroin ...
... curves in the extraction of ferroin association complexes with perchlorate ( curve 1 ) , iodide ( curve 2 ) , and thiocyanate ions ( curve 3 ) ( λ = 520 nm ) . bg Kp 1.0 0 1.0 3 2 2.0 PA Figure 4 . Distribution curves for the ferroin ...
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absorption bands absorption spectra acid alcohol alkali metal analysis anion aqueous solution bond calculated cerium Chem chemical Chemistry chloride cm-¹ cm¹ cobalt cobalt(III complex formation composition compounds concentration coordination copper corresponding crystallisation crystals curve decomposition determined dimethylformamide dissociation EDTA electron equilibrium ethylenediamine europium experimental Figure formed H₂O heating hydrates hydrogen hydroxide increase infrared infrared absorption spectra infrared spectra Inorg interaction investigated ionic strength ions iron(III Khim lanthanum ligand methanol method mixed complexes mixture molar ratio mole Moscow neodymium Neorg nickel nitrate obtained oxide platinum(II plexes potassium proton pyridine range reaction reagent Russ salts samarium scandium shows sodium solid phase solu solubility solvents specimens spectrum stability constants stretching vibrations structure studied sulphate Table temperature thallium(I thermal Thio thiourea tion Translated from Zhurnal Translated into Russian wavenumbers X-ray diffraction Zhur Zhurnal Neorganicheskoi Khimii zirconium