الفهرس 
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Abstract
I cordially would like to expreas my indebtedness and ny gratitude to Prof. Dr. Mamdouh S. Masoud, Professor of Inorganic Chemistry, Faculty of Solence, and Prof. Dr. S.A. Abow Ali, Assistant Professor of Physical Chemistry, Faculty of Education, for suggesting the problem, their fruitful discussion, their guidance, perfect supervision and keen interest throughout the preperation of this thesis, My gratitude is also extended to Dr. GY. Ali, lecturer of Inorganic Chemistry, Faculty of Science, for her help and continuous encouragement.