Spectroscopic studies of heterobimetallic carbonyls cis-[Fe(CO)(4)(HgX)(2)], X = Cl, Br, I

Autor: Zamian, JR, Mauro, A. E., Nogueira, V. M.
Přispěvatelé: Universidade Federal do Pará (UFPA), Universidade Estadual Paulista (Unesp)
Jazyk: portugalština
Rok vydání: 1999
Předmět:
Zdroj: Web of Science
Repositório Institucional da UNESP
Universidade Estadual Paulista (UNESP)
instacron:UNESP
Popis: Made available in DSpace on 2020-12-10T16:29:25Z (GMT). No. of bitstreams: 0 Previous issue date: 1999-11-01 cis-[Fe(CO)(4)(HgX)(2)], X=Cl, Br, I, The series of compounds cis-[Fe(CO)(4)(HgX)(2)], X=Cl, Br, I shows an octahedral geometry around the iron atom with the two HgX groups cis to each other, In this paper the assignment for the carbonyl stretching modes and the calculation of their force constants were performed on the basis of the Cotton-Krainhanzel model, Taking into account all the data from the IR,Hg-199 NMR and UV-vis spectra it is possible to verify the influence of X on the electronic densities at the metallic centers. Fed Univ Para, Ctr Ciencias Exatas & Nat, Dept Quim, UFPA, BR-66075110 Belem, Para, Brazil Univ Estadual Paulista, UNESP, Inst Quim, BR-14800900 Araraquara, SP, Brazil Univ Estadual Paulista, UNESP, Inst Quim, BR-14800900 Araraquara, SP, Brazil
Databáze: OpenAIRE