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HSS anion


Reaction thermochemistry data

Go To: Top, Gas phase ion energetics data, Ion clustering data, Vibrational and/or electronic energy levels, References, Notes

Data compilation copyright by the U.S. Secretary of Commerce on behalf of the U.S.A. All rights reserved.

Data compiled by: John E. Bartmess

Note: Please consider using the reaction search for this species. This page allows searching of all reactions involving this species. A general reaction search form is also available. Future versions of this site may rely on reaction search pages in place of the enumerated reaction displays seen below.

Individual Reactions

HS2- + Hydrogen cation = Dihydrogen disulfide

By formula: HS2- + H+ = H2S2

Quantity Value Units Method Reference Comment
Deltar1447. ± 15.kJ/molD-EAEntfellner and Boesl, 2009gas phase
Deltar1448. ± 13.kJ/molG+TSOhair, Depuy, et al., 1993gas phase
Quantity Value Units Method Reference Comment
Deltar1418. ± 15.kJ/molH-TSEntfellner and Boesl, 2009gas phase
Deltar1418. ± 13.kJ/molIMRBOhair, Depuy, et al., 1993gas phase

(HS2- bullet 4294967295Sulfur dimer) + Sulfur dimer = HS2-

By formula: (HS2- bullet 4294967295S2) + S2 = HS2-

Quantity Value Units Method Reference Comment
Deltar341. ± 15.kJ/molN/AEntfellner and Boesl, 2009gas phase
Deltar195. ± 15.kJ/molTherMoran and Ellison, 1988gas phase

Gas phase ion energetics data

Go To: Top, Reaction thermochemistry data, Ion clustering data, Vibrational and/or electronic energy levels, References, Notes

Data compilation copyright by the U.S. Secretary of Commerce on behalf of the U.S.A. All rights reserved.

Data compiled by: John E. Bartmess

Electron affinity of neutral species

EAneutral (eV) Method Reference Comment
1.916 ± 0.015N/AEntfellner and Boesl, 2009 
1.907 ± 0.023LPESMoran and Ellison, 1988 

Protonation reactions

HS2- + Hydrogen cation = Dihydrogen disulfide

By formula: HS2- + H+ = H2S2

Quantity Value Units Method Reference Comment
Deltar1447. ± 15.kJ/molD-EAEntfellner and Boesl, 2009gas phase
Deltar1448. ± 13.kJ/molG+TSOhair, Depuy, et al., 1993gas phase
Quantity Value Units Method Reference Comment
Deltar1418. ± 15.kJ/molH-TSEntfellner and Boesl, 2009gas phase
Deltar1418. ± 13.kJ/molIMRBOhair, Depuy, et al., 1993gas phase

Ion clustering data

Go To: Top, Reaction thermochemistry data, Gas phase ion energetics data, Vibrational and/or electronic energy levels, References, Notes

Data compilation copyright by the U.S. Secretary of Commerce on behalf of the U.S.A. All rights reserved.

Data compiled by: John E. Bartmess

Note: Please consider using the reaction search for this species. This page allows searching of all reactions involving this species. Searches may be limited to ion clustering reactions. A general reaction search form is also available.

Clustering reactions

(HS2- bullet 4294967295Sulfur dimer) + Sulfur dimer = HS2-

By formula: (HS2- bullet 4294967295S2) + S2 = HS2-

Quantity Value Units Method Reference Comment
Deltar341. ± 15.kJ/molN/AEntfellner and Boesl, 2009gas phase
Deltar195. ± 15.kJ/molTherMoran and Ellison, 1988gas phase

Vibrational and/or electronic energy levels

Go To: Top, Reaction thermochemistry data, Gas phase ion energetics data, Ion clustering data, References, Notes

Data compilation copyright by the U.S. Secretary of Commerce on behalf of the U.S.A. All rights reserved.

Data compiled by: Marilyn E. Jacox

State:   ?


 Energy 
 (cm-1
 Med.   Transition   «lambda»min 
 (nm) 
 «lambda»max 
 (nm) 
 References

Td = 15460 ± 120 gas Moran and Ellison, 1988
Entfellner and Boesl, 2009, 2

State:   X


Vib. 
sym. 
 No.   Approximate 
 type of mode 
 cm-1   Med.   Method   References

a' 3 SS stretch 610 ± 80 gas PE Moran and Ellison, 1988

Additional references: Jacox, 1994, page 53

Notes

dPhotodissociation threshold

References

Go To: Top, Reaction thermochemistry data, Gas phase ion energetics data, Ion clustering data, Vibrational and/or electronic energy levels, Notes

Data compilation copyright by the U.S. Secretary of Commerce on behalf of the U.S.A. All rights reserved.

Entfellner and Boesl, 2009
Entfellner, M.; Boesl, U., Photodetachment-photoelectron spectroscopy of disulfanide: the ground and first excited electronic state of HS2 and DS2, Phys. Chem. Chem. Phys., 2009, 11, 15, 2657-2662, https://doi.org/10.1039/b820174a . [all data]

Ohair, Depuy, et al., 1993
Ohair, R.A.J.; Depuy, C.H.; Bierbaum, V.M., Gas-Phase Chemistry and Thermochemistry of the Hydroxysulfide Anion, HOS-, J. Phys. Chem., 1993, 97, 30, 7955, https://doi.org/10.1021/j100132a026 . [all data]

Moran and Ellison, 1988
Moran, S.; Ellison, G.B., Photoelectron Spectroscopy of Sulfur Ions, J. Phys. Chem., 1988, 92, 7, 1794, https://doi.org/10.1021/j100318a021 . [all data]

Entfellner and Boesl, 2009, 2
Entfellner, M.; Boesl, U., Photodetachment-photoelectron spectroscopy of disulfanide: the ground and first excited electronic state of HS2 and DS2, Phys. Chem. Chem. Phys., 2009, 11, 15, 2657, https://doi.org/10.1039/b820174a . [all data]

Jacox, 1994
Jacox, M.E., Vibrational and electronic energy levels of polyatomic transient molecules, American Chemical Society, Washington, DC, 1994, 464. [all data]


Notes

Go To: Top, Reaction thermochemistry data, Gas phase ion energetics data, Ion clustering data, Vibrational and/or electronic energy levels, References