Russian Journal of Inorganic Chemistry, Tập 14,Phần 1British Library Lending Division with the cooperation of the Royal Society of Chemistry, 1969 |
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Kết quả 1-3 trong 80
Trang 173
... heating zirconium disulphate solution on yield of zirconium in salt . ZrO2 concentration 200 g litre 1 ; temperature of heating 50 ° C . 150 g ( NH4 ) 2SO4 300 g ( NH4 ) 2SO4 450 g ( NH4 ) 2SO4 Time of heating , min -1 litre litre 1 ...
... heating zirconium disulphate solution on yield of zirconium in salt . ZrO2 concentration 200 g litre 1 ; temperature of heating 50 ° C . 150 g ( NH4 ) 2SO4 300 g ( NH4 ) 2SO4 450 g ( NH4 ) 2SO4 Time of heating , min -1 litre litre 1 ...
Trang 545
heated at 600 ° C the reaction does not go to completion even on heating for 8 h . In all instances , lines of un- reacted tungsten ( VI ) oxide and neodymium oxide are ob- served , their intensity decreasing with increase in the time ...
heated at 600 ° C the reaction does not go to completion even on heating for 8 h . In all instances , lines of un- reacted tungsten ( VI ) oxide and neodymium oxide are ob- served , their intensity decreasing with increase in the time ...
Trang 755
... Heating T.V.Ostrovskaya and S.A.Amirova When iron ( II ) fluoride crystal hydrate is heated in a current of argon , it is dehydrated with partial hydrolysis . When FeF2.4H2O is heated in a current of air or oxygen , Fe , F40 is formed ...
... Heating T.V.Ostrovskaya and S.A.Amirova When iron ( II ) fluoride crystal hydrate is heated in a current of argon , it is dehydrated with partial hydrolysis . When FeF2.4H2O is heated in a current of air or oxygen , Fe , F40 is formed ...
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INORGANIC | 1 |
The composition and certain properties of alkali | 13 |
Reaction of uranium dioxide and ironIII oxide | 18 |
Bản quyền | |
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absorption band absorption spectra acetone acid Akad alcohol ammonia ammonium analysis aqueous solution atoms bond calculated cation cerium Chem chloride cm-¹ composition compounds concentration coordinated copper(II corresponding crystallisation crystals curve decomposition decrease determined dioxan dioxide dissociation endothermic endothermic effect equilibrium ether experimental extraction Figure formed frequencies germanium germanium dioxide H₂O hafnium heating hydrate hydrogen hydrolysis hydroxide increase indium infrared infrared absorption spectra infrared spectra Inorg investigated ions iron(III isotherm K₁ kcal Khim lanthanum ligand lithium mass methanol method mixture mole molybdate Moscow Nauk SSSR neodymium Neorg niobium nitrate obtained oxide oxygen phosphate platinum platinum(II plexes potassium praseodymium precipitate pyridine range ratio reaction Russ salt shows sodium solid phase solu solubility solvent specimen spectrum stretching vibrations studied sulphate sulphuric Table temperature ternary thermal thermogram thiourea tion values vapour Xylenol Orange Zhur zinc zirconium