Stability of Complexes of Co(II), Ni(II) and Cu(II) with Esters of Salicylic Acid

A. GUPTA, B. S. PANNU
1982 Zenodo  
Department of Chemistry, Punjab Agricultural University, Ludhiana-141 004 Manuscript received 6 February 1981, revised 30 December 1981, accepted 2.9 May 1982 The stepwise stability constants of complexes of Co(II), Ni(II) or Cu(II) with methylsalicylate, ethylsalicylate or phenylsalicylate have been determined. The effect of temperature and ionic strength has been studied. The thermodynamic stability constants are obtained at 25°. The stability order is Cu(II) > NI(II) > Co(Il) and
more » ... late > ethylsalicylate > phenylsalicylate. The higher values of stability constants suggest that the complexes are chelate in nature.
doi:10.5281/zenodo.6351831 fatcat:sf6sqkelkjhxdnxdnw5cgwpcuy