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antimony phosphide


Constants of diatomic molecules

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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: K.P. Huber and G. Herzberg

Data collected through July, 1977

Symbols used in the table of constants
SymbolMeaning
State electronic state and / or symmetry symbol
Te minimum electronic energy (cm-1)
ωe vibrational constant – first term (cm-1)
ωexe vibrational constant – second term (cm-1)
ωeye vibrational constant – third term (cm-1)
Be rotational constant in equilibrium position (cm-1)
αe rotational constant – first term (cm-1)
γe rotation-vibration interaction constant (cm-1)
De centrifugal distortion constant (cm-1)
βe rotational constant – first term, centrifugal force (cm-1)
re internuclear distance (Å)
Trans. observed transition(s) corresponding to electronic state
ν00 position of 0-0 band (units noted in table)
Diatomic constants for 121Sb31P
StateTeomegaeomegaexeomegaeyeBealphaegammaeDebetaereTrans.nu00
B 1Pi 28136 [394.0] 1 Z   0.1277 1 0.0002  (3E-7)  2.314 B rarrow X R 28083.69 Z
missing citation; missing citation
X 1Sigma+ 0 500.07 Z 1.632 0.0025 0.1406 0.0005  0.4E-7  2.205  

Notes

1DeltaG(3/2) = 395.6; strong perturbations in v=0 and 1 make the evaluation of equilibrium constants not very meaningful.
2thermochemical value (mass-spectrometry) Kordis and Gingerich, 1972.

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.

Kordis and Gingerich, 1972
Kordis, J.; Gingerich, K.A., Gaseous phosphorus compounds. VIII. Thermodynamic study of antimony monophosphide with a mass spectrometer, J. Phys. Chem., 1972, 76, 2336. [all data]


Notes

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