K-absorption spectra and the nature of metal-ligand bond in some cobalt complexes
β Scribed by V. Krishna; J. Prasad; H.L. Nigam
- Publisher
- Elsevier Science
- Year
- 1976
- Tongue
- English
- Weight
- 367 KB
- Volume
- 20
- Category
- Article
- ISSN
- 0020-1693
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β¦ Synopsis
Shifts and widths of the K-absorption edge of cobalt in a specifically chosen variety 'and number of complexes involving donor atoms like nitrogen, oxygen and sulphur have been measured using a bent crystal spectrograph. The expected change in ionic/ covalent character of the metal-ligand bo&l in these complexes on the basis of PaulingS electronegativities and also observed from the optical spectra (where known) appears to be reflected in their X-ray edgeshifts and widths.
π SIMILAR VOLUMES
Rpcelved 18 March 1977 Cnlculetlons, both at the SCF level and including correlation effcctshavve been pcrformcd for CF$~, Xfozq [CCZ(CTC~)~~ 4; andCrz(OzCH)4 l 2H20. I or hloy the SCF ground state corresponds to the usual a2n46 \* quadruple bond descnpnon. whdst for Cr$\* and the dlchrommm(lI) com