Photoelectron spectroscopy of SO/sub 2//sup -/, S/sub 3//sup -/, and S/sub 2/O/sup -/
Journal Article
·
· J. Phys. Chem.; (United States)
The authors have studied the photoelectron spectroscopy of SO/sub 2//sup -/, S/sub 3//sup -/, and S/sub 2/O/sup -/ and found the following electron affinities: EA(SO)/sub 2/ = 1.107 +/- 0.008 eV, EA(S/sub 3/) = 2.093 +/- 0.025 eV, EA(S/sub 2/I) = 1.877 +/- 0.008 eV. The heats of formation of the negative ions were determined to be ..delta..H/sub f//sup 0//sub 298/(SO/sub 2//sup -/ = -98.0 +/- 0.2 kcal/mol,..delta..H/sub f//sup 0//sub 298/S/sub 3//sup -/) = -18.0 +- 0.6 kcal/mol, ..delta..H/sub f//sup 0//sub 298/(S/sub 2/O/sup -/) = 57.5 +/- 0.3 kcal/mol. From a Franck-Condon analysis of the photoelectron spectra, the authors obtained the following geometrical parameters: tau/sub s-0/(SO/sub 2//sup -/) = 1.523 +/- 0.020 A, ..cap alpha../sub o-s-o/(SO/sub 2//sup -/) = 115.6 =/- 2.0/sup 0/, tau/sub s-s/(S/sub 3/) = 1.90 +/- 0.05 A, r/sub s-s/(S/sub 2/O/sup -/) = 2.010 +/- 0.020 A.
- Research Organization:
- Univ. of Colorado, Boulder
- DOE Contract Number:
- AC02-80ER10722
- OSTI ID:
- 5497694
- Journal Information:
- J. Phys. Chem.; (United States), Journal Name: J. Phys. Chem.; (United States) Vol. 90:12; ISSN JPCHA
- Country of Publication:
- United States
- Language:
- English
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Related Subjects
37 INORGANIC, ORGANIC, PHYSICAL, AND ANALYTICAL CHEMISTRY
400201* -- Chemical & Physicochemical Properties
400800 -- Combustion
Pyrolysis
& High-Temperature Chemistry
500200 -- Environment
Atmospheric-- Chemicals Monitoring & Transport-- (-1989)
54 ENVIRONMENTAL SCIENCES
ANIONS
BINDING ENERGY
CHALCOGENIDES
CHARGED PARTICLES
DATA
ELECTRON SPECTROSCOPY
ELEMENTS
ENERGY
ENERGY RANGE
EV RANGE
EV RANGE 01-10
EXPERIMENTAL DATA
FORMATION FREE ENTHALPY
FREE ENTHALPY
INFORMATION
IONS
KINETIC ENERGY
MASS SPECTROSCOPY
MILLI EV RANGE
NONMETALS
NUMERICAL DATA
OXIDES
OXYGEN COMPOUNDS
PHOTOELECTRON SPECTROSCOPY
PHYSICAL PROPERTIES
SPECTROSCOPY
STRUCTURAL CHEMICAL ANALYSIS
SULFUR
SULFUR COMPOUNDS
SULFUR OXIDES
THERMODYNAMIC PROPERTIES
400201* -- Chemical & Physicochemical Properties
400800 -- Combustion
Pyrolysis
& High-Temperature Chemistry
500200 -- Environment
Atmospheric-- Chemicals Monitoring & Transport-- (-1989)
54 ENVIRONMENTAL SCIENCES
ANIONS
BINDING ENERGY
CHALCOGENIDES
CHARGED PARTICLES
DATA
ELECTRON SPECTROSCOPY
ELEMENTS
ENERGY
ENERGY RANGE
EV RANGE
EV RANGE 01-10
EXPERIMENTAL DATA
FORMATION FREE ENTHALPY
FREE ENTHALPY
INFORMATION
IONS
KINETIC ENERGY
MASS SPECTROSCOPY
MILLI EV RANGE
NONMETALS
NUMERICAL DATA
OXIDES
OXYGEN COMPOUNDS
PHOTOELECTRON SPECTROSCOPY
PHYSICAL PROPERTIES
SPECTROSCOPY
STRUCTURAL CHEMICAL ANALYSIS
SULFUR
SULFUR COMPOUNDS
SULFUR OXIDES
THERMODYNAMIC PROPERTIES