Stibino radical

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: José A. Martinho Simões

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Individual Reactions

H3Sb (g) = Hydrogen atom (g) + H2Sb (g)

By formula: H3Sb (g) = H (g) + H2Sb (g)

Quantity Value Units Method Reference Comment
ΔrH°68.91 ± 0.50kcal/molPIMSBerkowitz, Ellison, et al., 1994Value recommended in the critical survey Berkowitz, Ellison, et al., 1994.

Gas phase ion energetics 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: Sharon G. Lias and Joel F. Liebman

View reactions leading to H2Sb+ (ion structure unspecified)

Ionization energy determinations

IE (eV) Method Reference
8.731 ± 0.012PIRuscic and Berkowitz, 1993

Vibrational and/or electronic energy levels

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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: Marilyn E. Jacox

State:   A
 Energy 
 (cm-1) 		  Med.   Transition   λmin 
 (nm) 		  λmax 
 (nm) 		  References
To = 19438 gas A-X 403 700 Basco and Yee, 1968
Ni, Yu, et al., 1986
Vib. 
sym. 		  No.   Approximate 
 type of mode 		  cm-1   Med.   Method   References
a1 2 Bend 695 ± 3 gas AB Basco and Yee, 1968

State:   X

Vib. 
sym. 		  No.   Approximate 
 type of mode 		  cm-1   Med.   Method   References
a1 1 SbH2 s-stretch 1883.9 Ne IR Wang, Souter, et al., 2003
1 SbH2 s-stretch 1869.0 Ar IR Wang, Souter, et al., 2003
1 SbH2 s-stretch 1878 H2 IR Wang, Souter, et al., 2003
b2 3 SbH2 a-stretch 1879.0 Ne IR Wang, Souter, et al., 2003
3 SbH2 a-stretch 1863.7 Ar IR Wang, Souter, et al., 2003
3 SbH2 a-stretch 1869.7 H2 IR Wang, Souter, et al., 2003

Additional references: Jacox, 1994, page 23

Notes

oEnergy separation between the v = 0 levels of the excited and electronic ground states.

References

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

Berkowitz, Ellison, et al., 1994
Berkowitz, J.; Ellison, G.B.; Gutman, D., Three methods to measure RH bond energies, J. Phys. Chem., 1994, 98, 2744. [all data]

Ruscic and Berkowitz, 1993
Ruscic, B.; Berkowitz, J., Determination of consecutive bond energies by photoionization of SbHn (n=1-3), J. Chem. Phys., 1993, 99, 5840. [all data]

Basco and Yee, 1968
Basco, N.; Yee, K.K., Spectra of Antimony Hydride Radicals, Spectrosc. Lett., 1968, 1, 1, 13, https://doi.org/10.1080/00387016808049936 . [all data]

Ni, Yu, et al., 1986
Ni, T.; Yu, S.; Ma, X.; Kong, F., The UV laser photolysis of stibine, Chem. Phys. Lett., 1986, 128, 3, 270, https://doi.org/10.1016/0009-2614(86)80338-4 . [all data]

Wang, Souter, et al., 2003
Wang, X.; Souter, P.F.; Andrews, L., Infrared Spectra of Antimony and Bismuth Hydrides in Solid Matrixes, J. Phys. Chem. A, 2003, 107, 21, 4244, https://doi.org/10.1021/jp034379y . [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

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