HCO anion


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 as indicated in comments:
B - John E. Bartmess
M - 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

CHO- + Hydrogen cation = Formaldehyde

By formula: CHO- + H+ = CH2O

Quantity Value Units Method Reference Comment
Δr394.52 ± 0.23kcal/molD-EAMurray, Miller, et al., 1986gas phase; B
Quantity Value Units Method Reference Comment
Δr386.65 ± 0.40kcal/molH-TSMurray, Miller, et al., 1986gas phase; B
Δr394.0 ± 4.5kcal/molIMRBKarpas and Klein, 1975gas phase; B

CHO- + Methyl Alcohol = (CHO- • Methyl Alcohol)

By formula: CHO- + CH4O = (CHO- • CH4O)

Quantity Value Units Method Reference Comment
Δr28.8kcal/molPHPMSMeot-ner and Sieck, 1986gas phase; M
Quantity Value Units Method Reference Comment
Δr26.7cal/mol*KPHPMSMeot-ner and Sieck, 1986gas phase; M

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

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

Quantity Value Units Method Reference Comment
Δr5.42 ± 0.45kcal/molN/AMurray, Miller, et al., 1986gas phase; B

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: John E. Bartmess

Protonation reactions

CHO- + Hydrogen cation = Formaldehyde

By formula: CHO- + H+ = CH2O

Quantity Value Units Method Reference Comment
Δr394.52 ± 0.23kcal/molD-EAMurray, Miller, et al., 1986gas phase
Quantity Value Units Method Reference Comment
Δr386.65 ± 0.40kcal/molH-TSMurray, Miller, et al., 1986gas phase
Δr394.0 ± 4.5kcal/molIMRBKarpas and Klein, 1975gas phase

Ion clustering 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 as indicated in comments:
M - Michael M. Meot-Ner (Mautner) and Sharon G. Lias
B - 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

CHO- + Methyl Alcohol = (CHO- • Methyl Alcohol)

By formula: CHO- + CH4O = (CHO- • CH4O)

Quantity Value Units Method Reference Comment
Δr28.8kcal/molPHPMSMeot-ner and Sieck, 1986gas phase; M
Quantity Value Units Method Reference Comment
Δr26.7cal/mol*KPHPMSMeot-ner and Sieck, 1986gas phase; M

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

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

Quantity Value Units Method Reference Comment
Δr5.42 ± 0.45kcal/molN/AMurray, Miller, et al., 1986gas phase; B

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.

Murray, Miller, et al., 1986
Murray, K.K.; Miller, T.M.; Leopold, D.G.; Lineberger, W.C., Laser photoelectron spectroscopy of the Formylf anion, J. Chem. Phys., 1986, 84, 2520. [all data]

Karpas and Klein, 1975
Karpas, Z.; Klein, F.S., Negative ion-molecule reactions in a mixture of ammonia-formaldehyde - an ICR mass spectrometry study, Int. J. Mass Spectrom. Ion Phys., 1975, 18, 65. [all data]

Meot-ner and Sieck, 1986
Meot-ner, M.; Sieck, L.W., Relative acidities of water and methanol, and the stabilities of the dimer adducts, J. Phys. Chem., 1986, 90, 6687. [all data]


Notes

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