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  • 1 University of Oradea Faculty of Science, Department of Chemistry 3700 Oradea Calea Armatei Romane no 5 Romania 3700 Oradea Calea Armatei Romane no 5 Romania
  • 2 Babes-Bolyai University Department of Chemistry 3400 Cluj-Napoca Romania 3400 Cluj-Napoca Romania
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Abstract  

An improved method for the synthesis of two heteropolyacids of the same type: H5[AsMo10V2O40]·13H2O and H5[AsW10V2O40]·16H2O was elaborated. The studied compounds were characterized by elemental analysis, IR spectra and thermal behaviour over 20-800°C temperature range.