Electrode kinetics and polarographic study of mixed ligand complexes of zinc(II)-L-aminoacidate-α-picoline system

被引:0
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作者
Vajhallya, S [1 ]
Khan, F [1 ]
机构
[1] Dr Hari Singh Gour Vishwavidyalaya, Dept Chem, Sagar 470003, Madhya Pradesh, India
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中图分类号
O6 [化学];
学科分类号
0703 ;
摘要
Polarographic technique has been used to determine the stability constants (log beta) of ternary complexes of Zn-11 with L-lysine, L-ornithine, L-serine, L-phenylglycine, L-phenylalanine, L-glutamic acid and L aspartic acid as primary Ligands and a picoline as secondary ligand at pH = 8.50 +/- 0.01 and ionic strength mu = 1.0 M (NaClO4) at 25 degrees. The waves of Zn and its complexes are quasireversible. Zn forms 1 : 1 : I, I: 1 : 2 and 1 : 2 : 1 complexes. The kinetic parameters are also determined.
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页码:292 / 295
页数:4
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