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Kết quả 1-3 trong 82
Trang 1601
portion of the compound was triturated with 6 N HCI , The IR spectra of the reaction products of Runs 5 which was added carefully , upon heating at ca. 40 ° C . and 6 are virtually identical . Although these spectra This was accompanied ...
portion of the compound was triturated with 6 N HCI , The IR spectra of the reaction products of Runs 5 which was added carefully , upon heating at ca. 40 ° C . and 6 are virtually identical . Although these spectra This was accompanied ...
Trang 1907
To assign the 13C NMR signals due to CH3 and CH2 groups of the free and coordinated ligand , DEPT spectra were recorded using the 135 ° sorting pulse . The procedure of 13C - ' H heteronuclear shift correlation in onedimensional NMR ...
To assign the 13C NMR signals due to CH3 and CH2 groups of the free and coordinated ligand , DEPT spectra were recorded using the 135 ° sorting pulse . The procedure of 13C - ' H heteronuclear shift correlation in onedimensional NMR ...
Trang 1939
Frequencies ( cm- ' ) and assignment of the vibrational bands in Raman spectra of the ( XeF ; ] * cation in anhydrous hydrogen fluoride Compound Vi ( A ) v2 ( A ) v3 ( 41 ) V ( B7 ) V6 ( B2 ) V7 ( E ) V8 ( E ) V , ( E ) Ref .
Frequencies ( cm- ' ) and assignment of the vibrational bands in Raman spectra of the ( XeF ; ] * cation in anhydrous hydrogen fluoride Compound Vi ( A ) v2 ( A ) v3 ( 41 ) V ( B7 ) V6 ( B2 ) V7 ( E ) V8 ( E ) V , ( E ) Ref .
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Synthesis and Properties of Zirconium Niobium and Tantalum Oxide Films | 1534 |
Polymorphism in Cobalt Metavanadate | 1540 |
PentafluoroantimonatesIII with Mixed Univalent Cations | 1547 |
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absorption According acid analysis angles anion aqueous atoms bands basis bismuth bond calcium calculations cation cell Chem chemical Chemistry chloride complexes composition compounds concentration constants contain coordination Copyright corresponding crystals curves decrease dependence determined distances effect electron energy equation equilibrium experimental extraction formation frequencies functions groups heating hydrogen increase indicates initial Inorganic intensities interaction ions Khim kJ/mol ligand melt metal method mixture molecule Moscow Neorg Note observed obtained occurs organic Original oxides oxygen parameters peritectic phase position possible precipitate prepared presence properties Publishing range ratio reaction REFERENCES region respectively Russian salts samples shift shows similar sodium solid solubility solutions space group spectra spectrum stability structure studied sulfate synthesis Table temperature thermal tion transition unit values vibrations X-ray diffraction