Sulfur dimer, positive ion

• Formula: S₂⁺
• Molecular weight: 64.129
• CAS Registry Number: 12597-02-3
• Information on this page:
  • Reaction thermochemistry data
  • Ion clustering data
  • Constants of diatomic molecules
  • References
  • Notes
• Options:
  • Switch to calorie-based units

Reaction thermochemistry data

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

Data compiled by: Michael M. Meot-Ner (Mautner) and Sharon G. Lias

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

S₂⁺ +  = (S₂⁺ • )

By formula: S₂⁺ + CS₂ = (S₂⁺ • CS₂)

(S₂⁺ • 2) +  = (S₂⁺ • 3)

By formula: (S₂⁺ • 2CS₂) + CS₂ = (S₂⁺ • 3CS₂)

(S₂⁺ • ) +  = (S₂⁺ • 2)

By formula: (S₂⁺ • CS₂) + CS₂ = (S₂⁺ • 2CS₂)

Ion clustering data

Go To: Top, Reaction thermochemistry data, Constants of diatomic molecules, 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: Michael M. Meot-Ner (Mautner) and Sharon G. Lias

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

S₂⁺ +  = (S₂⁺ • )

By formula: S₂⁺ + CS₂ = (S₂⁺ • CS₂)

(S₂⁺ • ) +  = (S₂⁺ • 2)

By formula: (S₂⁺ • CS₂) + CS₂ = (S₂⁺ • 2CS₂)

(S₂⁺ • 2) +  = (S₂⁺ • 3)

By formula: (S₂⁺ • 2CS₂) + CS₂ = (S₂⁺ • 3CS₂)

Constants of diatomic molecules

Go To: Top, Reaction thermochemistry 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: Klaus P. Huber and Gerhard H. Herzberg

References

Go To: Top, Reaction thermochemistry data, Ion clustering data, Constants of diatomic molecules, Notes

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

Hiraoka, Fujimaki, et al., 1994
Hiraoka, K.; Fujimaki, S.; Aruga, K.; Yamabe, S., Frontier-Controlled Structures of the Gas-Phase A+-(CS2)n Clusters ,A+- = S2+, CS2+, S2-, and CS2-, J. Phys. Chem., 1994, 98, 7, 1802, https://doi.org/10.1021/j100058a014 . [all data]

Ono, Linn, et al., 1981
Ono, Y.; Linn, S.H.; Prest, H.F.; Gress, M.E.; Ng, C.Y., A Study of the High Rydberg State and Ion - Molecule Reactions of Carbon Disulfide Using the Molecular Beam Photoionization Method, J. Chem. Phys., 1981, 74, 2, 1125, https://doi.org/10.1063/1.441219 . [all data]

Meot-Ner (Mautner) and Field, 1977
Meot-Ner (Mautner), M.; Field, F.H., Proton Affinity and Ion - Molecule Clustering in CO2 and CS2. Applications in Martian Ionospheric Chemistry, J. Chem. Phys., 1977, 66, 10, 4527, https://doi.org/10.1063/1.433706 . [all data]

Notes

Go To: Top, Reaction thermochemistry data, Ion clustering data, Constants of diatomic molecules, References

• Symbols used in this document:
  

  ΔrH°	Enthalpy of reaction at standard conditions
  ΔrS°	Entropy of reaction at standard conditions

• Data from NIST Standard Reference Database 69: NIST Chemistry WebBook
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