Russian Journal of Inorganic Chemistry, Tập 47,Số phát hành 9-12Chemical Society., 2002 |
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Kết quả 1-3 trong 30
Trang 1592
... extraction , and ( c ) back - extraction for ( 1 , 3 , 5 ) variant A and ( 2 , 4 , 6 , 7 ) variant B. The starting P value are ( 1 , 2 ) 1.3 , ( 3 , 4 ) 1.4 , ( 5 , 6 ) 1.6 , and ( 7 ) 1.8 . behavior of tungstates under comparable ...
... extraction , and ( c ) back - extraction for ( 1 , 3 , 5 ) variant A and ( 2 , 4 , 6 , 7 ) variant B. The starting P value are ( 1 , 2 ) 1.3 , ( 3 , 4 ) 1.4 , ( 5 , 6 ) 1.6 , and ( 7 ) 1.8 . behavior of tungstates under comparable ...
Trang 1593
... extracting agent . The aqueous pH and ñ rise contin- uously during extraction ; the system very slowly acquires a fixed pH level ( Fig . 2b ; curves 6 , 7 ) . Full equilibration , for example for P = 1.6 , is not achieved in about 2 ...
... extracting agent . The aqueous pH and ñ rise contin- uously during extraction ; the system very slowly acquires a fixed pH level ( Fig . 2b ; curves 6 , 7 ) . Full equilibration , for example for P = 1.6 , is not achieved in about 2 ...
Trang 1594
... extraction . ( 3 ) Percentage tungsten extraction ( variant B ) for various starting P values . ( 1 ± 0.32 ) × 4.9 × 10−2 1 / ( mol min ) . This proves that the transition of the starting ion HW6O2 to the equilib- rium HW , O24 ion ...
... extraction . ( 3 ) Percentage tungsten extraction ( variant B ) for various starting P values . ( 1 ± 0.32 ) × 4.9 × 10−2 1 / ( mol min ) . This proves that the transition of the starting ion HW6O2 to the equilib- rium HW , O24 ion ...
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Vol 47 No 10 2002 | 1456 |
Vol 47 No 11 2002 | 1603 |
Hydrothermal Synthesis of Nanocrystalline Powders | 1609 |
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ų absorption acid analysis angles anion aqueous solution atoms band bond lengths calculated cations chelate Chem chemical cm-¹ complex composition compounds concentration coordination sphere corresponding crystal structure crystallographic curve decrease determined diffraction patterns dimers distances electron English Translation Copyright experimental formation formed g/cm³ H-bonds H₂O HCIO4 hydrogen bonds interaction ionic ions Khim ligands lithium MAIK Nauka/Interperiodica melting metal method mixture Mo atoms mol/l Moscow Nauk Neorg nitrate octahedra Original Russian Text oxide oxygen atoms perchlorate phase diagram phthalocyanine physicochemical pivalate pivalic acid plexes polyhedron proton Raman ratio reaction refined region Russia Received Russian Academy Russian Text Copyright salt samples sodium solid solutions solubility space group spectra spectrum studied synthesis Table temperature ternary thermal tion ture unit cell parameters values VD polyhedra vibrations water molecules X-ray diffraction X-ray powder diffraction