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Crystal Structure and Thermal Decomposition of Square Planar Ni (II) Complexes with ONS Type Ligands
Authors:Sefa Durmuş  Cengiz Arıcı  Ertan Şahin  Ümit Ergun  Orhan Atakol
Affiliation:1.Faculty of Education,University of Abant ?zzet Baysal,G?lk?y,Turkey;2.Department of Engineering Physics,University of Hacettepe,Ankara,Turkey;3.Department of Chemistry,University of Atatürk,Erzurum,Turkey;4.Department of Chemistry,University of Ankara,Ankara,Turkey
Abstract:

Abstract  

Similar square planar complexes in the literature were prepared with ONS type N-(2-mercaptophenyl) salicylaldimine and Ni (II). The fourth coordination alongside the tridentate organic ligand was provided by the amine group. The complexes prepared were characterized with Elemental Analyses, IR Spectroscopy and Thermal Analyses. The molecular structures both of the complexes were also determined with X-ray diffraction. The Ni (II) complex was observed to have a highly distorted square planar structure. The temperature range where the nitrogen containing tridentates ligand left the structure and the corresponding heat changes were compared with those in the literature. The residue after thermal decomposition above 650 °C was found to be NiO.
Keywords:
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