Russian Journal of Inorganic Chemistry, Tập 8British Library Lending Division with the cooperation of the Royal Society of Chemistry, 1963 |
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Trang 242
... SULPHURIC ACID Up to the present time the formation of coloured com- pounds between quadrivalent vanadium and phenols in con- centrated acids has not been discussed in the literature . Our experiments have shown that such compounds are ...
... SULPHURIC ACID Up to the present time the formation of coloured com- pounds between quadrivalent vanadium and phenols in con- centrated acids has not been discussed in the literature . Our experiments have shown that such compounds are ...
Trang 432
... sulphuric acid : IV K2H2 [ Iг ̧ TM O2 ( SO ) , ] . 2H2O Found , % : Ir 32.67 ; SO , 49.78 ; K 15.35 ; H2O 2.2 . Calculated , % : Ir 32.28 ; SO , 48.41 ; K 15.32 ; H2O 2.01 . 3. The yellow compound obtained by reducing the green ...
... sulphuric acid : IV K2H2 [ Iг ̧ TM O2 ( SO ) , ] . 2H2O Found , % : Ir 32.67 ; SO , 49.78 ; K 15.35 ; H2O 2.2 . Calculated , % : Ir 32.28 ; SO , 48.41 ; K 15.32 ; H2O 2.01 . 3. The yellow compound obtained by reducing the green ...
Trang 748
... sulphuric acid can be explained by the greater strength of the hydrogen bonds between the molecules of sulphuric and perchloric acids , compared with the very weak hydrogen bonds of the associated molecules of perchloric acid3 . As a ...
... sulphuric acid can be explained by the greater strength of the hydrogen bonds between the molecules of sulphuric and perchloric acids , compared with the very weak hydrogen bonds of the associated molecules of perchloric acid3 . As a ...
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January | 1 |
Normal orthophosphates | 30 |
Diacetyl thiosemicar | 38 |
Bản quyền | |
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acetate acid Akad alcohol alkali alloys ammonia ammonium analysis anion aqueous solutions atoms beryllium caesium calculated carbon cations Chem chemical chloride cm² coefficient complex components composition compounds concentration constant corresponding crystallisation crystals curve decomposition determined diagonals dissociation dissolved EDTA equilibrium diagram ether ethylenediamine eutectic experimental extraction formation formed glycine H₂O heating hydrates hydrochloric acid hydrogen hydrolysis hydroxide increase indium Inorg ionic ions iridium isomolar isotherms kcal Khim ligand melting metal methanol method mixture mole mole-¹ molecules molybdenum NaCl NaOH Nauk SSSR Neorg niobium nitrobenzene Obshch obtained optical density oxide potassium praseodymium precipitate prepared pyridine ratio reaction reciprocal system rhodium Russ salts shows sodium solid phase solid solutions solu solubility solvent specimens stability structure studied substance sulphate sulphuric Table temperature ternary system thermal Thermogram thorium tion titration values vanadium vapour pressure X-ray Zhur