Fe(CO) anion


Gas phase 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: John E. Bartmess

Quantity Value Units Method Reference Comment
Δfgas146. ± 15.kJ/molR-EAVillalta and Leopold, 1993 
Δfgas68. ± 25.kJ/molEIAECompton and Stockdale, 1976From Fe(CO)5

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: 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

(CFeO- • 4294967295Carbon monoxide) + Carbon monoxide = CFeO-

By formula: (CFeO- • 4294967295CO) + CO = CFeO-

Quantity Value Units Method Reference Comment
Δr146. ± 15.kJ/molN/AVillalta and Leopold, 1993gas phase
Δr141. ± 15.kJ/molCIDTSunderlin, Wang, et al., 1992gas phase

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:   ?


 Energy 
 (cm-1
 Med.   Transition   λmin 
 (nm) 
 λmax 
 (nm) 
 References

Td = 9335 ± 40 gas Engelking and Lineberger, 1979
Villalta and Leopold, 1993

State:   X


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

Σ+ 1 CO stretch 1980 ± 100 T gas PE Engelking and Lineberger, 1979
1 CO stretch 1782.0 Ne IR Zhou and Andrews, 1999
1 CO stretch 1770.3 Ar IR Zhou, Chertihin, et al., 1998
Π 2 Bend 230 ± 40 gas PE Villalta and Leopold, 1993
Σ+ 3 FeC stretch 465 ± 10 gas PE Villalta and Leopold, 1993

Additional references: Jacox, 1994, page 67; Jacox, 2003, page 85

Notes

TTentative assignment or approximate value
dPhotodissociation threshold

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.

Villalta and Leopold, 1993
Villalta, P.W.; Leopold, D.G., A Study of FeCO- and the 3-Sigma(-) and 5-Sigma(-) States of FeCO by Negative Ion Photoelectron Spectroscopy, J. Chem. Phys., 1993, 98, 10, 7730, https://doi.org/10.1063/1.464580 . [all data]

Compton and Stockdale, 1976
Compton, R.N.; Stockdale, J.A.D., Formation of gas phase negative ions in Fe(CO)5 and Ni(CO)4, Int. J. Mass Spectrom. Ion Phys., 1976, 22, 47. [all data]

Sunderlin, Wang, et al., 1992
Sunderlin, L.S.; Wang, D.; Squires, R.R., Metal Carbonyl Bond Strengths in Fe(CO)n- and Ni(CO)n-, J. Am. Chem. Soc., 1992, 114, 8, 2788, https://doi.org/10.1021/ja00034a004 . [all data]

Engelking and Lineberger, 1979
Engelking, P.C.; Lineberger, W.C., Laser photoelectron spectrometry of the negative ions of iron and iron carbonyls. Electron affinity determination for the series Fe(CO)n,n=0,1,2,3,4, J. Am. Chem. Soc., 1979, 101, 5569. [all data]

Zhou and Andrews, 1999
Zhou, M.; Andrews, L., Reactions of laser-ablated iron atoms and cations with carbon monoxide: Infrared spectra of FeCO[sup +], Fe(CO)[sub 2][sup +], Fe(CO)[sub x], and Fe(CO)[sub x][sup -] (x=1--4) in solid neon, J. Chem. Phys., 1999, 110, 21, 10370, https://doi.org/10.1063/1.478970 . [all data]

Zhou, Chertihin, et al., 1998
Zhou, M.; Chertihin, G.V.; Andrews, L., Reactions of laser-ablated iron atoms with carbon monoxide: Infrared spectra and density functional calculations of Fe[sub x]CO, Fe(CO)[sub x], and Fe(CO)[sub x][sup -] (x=1,2,3) in solid argon, J. Chem. Phys., 1998, 109, 24, 10893, https://doi.org/10.1063/1.477785 . [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]

Jacox, 2003
Jacox, M.E., Vibrational and electronic energy levels of polyatomic transient molecules: supplement B, J. Phys. Chem. Ref. Data, 2003, 32, 1, 1-441, https://doi.org/10.1063/1.1497629 . [all data]


Notes

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