Cobalt monohydride
- Formula: CoH
- Molecular weight: 59.94113
- CAS Registry Number: 14994-20-8
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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 as indicated in comments:
B - John E. Bartmess
LL - Sharon G. Lias and Joel F. Liebman
View reactions leading to HCo+ (ion structure unspecified)
Electron affinity determinations
EA (eV) | Method | Reference | Comment |
---|---|---|---|
0.671 ± 0.010 | LPES | Miller, Feigerle, et al., 1987 | B |
Ionization energy determinations
IE (eV) | Method | Reference | Comment |
---|---|---|---|
7.86 ± 0.07 | END/DER | Kickel and Armentrout, 1995 | LL |
7.74 ± 0.08 | END/DER | Armentrout and Kicket, 1995 | LL |
7.3 ± 0.1 | DER | Lias, Bartmess, et al., 1988 | LL |
De-protonation reactions
Co- + = HCo
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
ΔrH° | 337.3 ± 6.0 | kcal/mol | D-EA | Scheer, Brodie, et al., 1998 | gas phase; B |
Quantity | Value | Units | Method | Reference | Comment |
ΔrG° | 333.5 ± 3.0 | kcal/mol | IMRB | Sallans, Lane, et al., 1985 | gas phase; B |
References
Go To: Top, Gas phase ion energetics data, Notes
Data compilation copyright by the U.S. Secretary of Commerce on behalf of the U.S.A. All rights reserved.
Miller, Feigerle, et al., 1987
Miller, A.E.S.; Feigerle, C.S.; Lineberger, W.C.,
Laser photoelectron spectroscopy of CrH-, CoH-, and NiH-: Periodic trends in the electronic structure of the transition-metal hydrides,
J. Chem. Phys., 1987, 86, 1549. [all data]
Kickel and Armentrout, 1995
Kickel, B.L.; Armentrout, P.B.,
Reactions of Fe+, Co+, and Ni+ with silane. Electronic state effects, comparison to reactions with methane, and M+-SiHx (x = 0-3) bond energies,
J. Am. Chem. Soc., 1995, 117, 764. [all data]
Armentrout and Kicket, 1995
Armentrout, P.B.; Kicket, B.L.,
Reactions of Fe+, Co+, and Ni+ with silane. Electronic state effects, comparison to reactions with methane, and M+-SiHx (x = 0-3) bond energies,
J. Am. Chem. Soc., 1995, 117, 764. [all data]
Lias, Bartmess, et al., 1988
Lias, S.G.; Bartmess, J.E.; Liebman, J.F.; Holmes, J.L.; Levin, R.D.; Mallard, W.G.,
Gas-phase ion and neutral thermochemistry,
J. Phys. Chem. Ref. Data, Suppl. 1, 1988, 17, 1-861. [all data]
Scheer, Brodie, et al., 1998
Scheer, M.; Brodie, C.A.; Bilodeau, R.C.; Haugen, H.K.,
Laser spectroscopic measurements of binding energies and fine-structure splittings of Co-, Ni-, Rh-, and Pd-,
Phys. Rev. A, 1998, 58, 3, 2051-2062, https://doi.org/10.1103/PhysRevA.58.2051
. [all data]
Sallans, Lane, et al., 1985
Sallans, L.; Lane, K.R.; Squires, R.R.; Freiser, B.S.,
Generation and reactions of atomic metal anions in the gas phase. Determination of the heterolytic and homolytic bond energies of VH, VrH, FeH, CoH, and MoH,
J. Am. Chem. Soc., 1985, 107, 4379. [all data]
Notes
Go To: Top, Gas phase ion energetics data, References
- Symbols used in this document:
EA Electron affinity ΔrG° Free energy of reaction at standard conditions ΔrH° Enthalpy of reaction at standard conditions - Data from NIST Standard Reference Database 69: NIST Chemistry WebBook
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